activation of a pathway that generates ip3 will: group of answer choices inhibition of mlcp activity, increasing the relative amount of mlck in the cell, leading to contraction. leads to greater influx of na through voltage-gated na channels, increasing contraction. open ip3 channels on sr which releases ca2 , leading to smooth muscle contraction. activation of camp, which inhibits contraction.

Answers

Answer 1

The activation of a pathway that generates IP3 results in a cascade of events that: option (C) states "open ip3 channels on sr which releases ca2, lead to smooth muscle contraction".

Activation of a pathway that generates IP3 (inositol trisphosphate) will lead to inhibition of myosin light chain phosphatase (MLCP) activity, increasing the relative amount of myosin light chain kinase (MLCK) in the cell, which ultimately leads to contraction.

The increased MLCK activity leads to a greater influx of sodium (Na+) through voltage-gated Na+ channels, which increases contraction. Activation of the pathway also opens IP3 channels on the sarcoplasmic reticulum (SR) which releases calcium (Ca2+), leading to smooth muscle contraction. In contrast, activation of cyclic adenosine monophosphate (cAMP) actually inhibits contraction.

In summary, the activation of a pathway that generates IP3 results in a cascade of events that lead to smooth muscle contraction. First, the inhibition of MLCP activity increases the relative amount of MLCK in the cell. This causes an increased influx of Na+ through voltage-gated Na+ channels, further leading to contraction.

Opening of IP3 channels on the SR then releases Ca2+ which causes the smooth muscle to contract. However, the activation of cAMP actually inhibits contraction.

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Related Questions

how many people get Lang cancer by smoking this question can be answered through 1. biometry 2. Physics 3. bioeconomics 4.biography​

Answers

Answer:

id knowwww

Explanation:

The inner layer of the uterus is called the
O a. endometrium.
O b. perimetrium.
O c. myometrium.
O d. fundus.

Answers

Answer:

A.endometrium

Explanation:

The endometrium is the inner layer that lines the uterus. It is made up of glandular cells that make secretions. The myometrium is the middle and thickest layer of the uterus wall.

Answer:

your answer is A. Endometrium

Explanation:

how are elements related to why different materials are used to make different products​

Answers

Answer:The atoms of different elements are held together in compounds by chemical bonds. ... The properties of a compound depend not only on which atoms the compound contains, but also on how the atoms are arranged. Atoms of carbon and hydrogen, for example, can combine to form many thousands of different compounds.

The function of mitochondria and chloroplasts is related to energy. In what way does their function differ?
A.
Mitochondria produce energy in prokaryotic cells, while chloroplasts produce energy in eukaryotic cells.
B.
Mitochondria produce energy from food, while chloroplasts produce food from the Sun’s energy.
C.
In plants, mitochondria provide energy in non-green cells, while chloroplasts provide energy to cells in parts of the plant that are green.
D.
Mitochondria provide energy in the night, while chloroplasts provide energy in the day.
E.
Mitochondria provide energy from food synthesized by organelles other than chloroplasts, while chloroplasts provide energy through photosynthesis using the Sun’s energy.

Answers

Answer:

The answer is option E- Mitochondria provide energy from food synthesized by organelles other than chloroplasts, while chloroplasts provide energy through photosynthesis using the Sun’s energy.

Explanation:

It’s E the answer is E mitochondria provide energy from food synthesized by organelles other than chloroplasts while chloroplasts provide energy through photosynthesis using the sun’s energy

inhibiting rna processing is a common way to regulate gene expression. select one: true false

Answers

True. Inhibiting RNA processing is a common way to regulate gene expression because understanding the mechanisms of RNA processing and its regulation is essential for understanding gene expression and the molecular basis of disease.

RNA processing refers to the modifications made to RNA molecules after transcription, which can include splicing, editing, and modification of the 5' and 3' ends. These modifications can impact the stability, localization, and translation efficiency of the resulting mRNA molecule. By inhibiting or altering RNA processing, cells can selectively regulate gene expression and to what extent.

This process is particularly important during development and in response to changing environmental cues.

For example, changes in RNA processing have been linked to the progression of cancer and the development of neurological disorders.  

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Which process works with erosion to break down rock?

deposition
settling
transportation
weathering

Answers

The correct answer would be weathering. Can u give brainiest

Weathering is the process that works with erosion to break down rock. Thus, option D is correct.

What is weathering?

The rock particles has that are to be broken down inside the weathering method are moved to some other place within the course of the erosion. For this particular reason, weathering as well as the erosion paintings collectively reshape Earth's panorama. The technique of the bodily breaking down the rock.

Weathering has the breaking down or dissolving of the rocks and minerals on this planet's ground. once the rock has been damaged down, the method known as the erosion transports the bits of rock and minerals away. Water, acids, salt, flora, animals, and adjustments in temperature are all sellers of weathering and erosion.

The rock particles that has been broken down into or inside the weathering method are moved to some other place within the course of erosion. Weathering and the erosion paintings collectively reshape Earth's panorama. The technique of bodily breaking down the rock.

Therefore, Weathering is the process that works with erosion to break down rock. Thus, option D is correct.

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x The task at hand is to present an accurate model representing the flow of energy through an ecosystem of your choice. You have decided to start from scratch and not use either model seen here. Which choice would be the MOST ACCURATE model of an energy pyramid?​

Answers

Answer: A

Explanation:

trust

how do volcanos follow the conservation of mass

Answers

Radioactive decay in the Earth's interior is the main source of energy for volcanism, producing heat that gets locally concentrated enough to cause partial melting of the Earth's rock.

How do volcanoes show that plates are moving?

Plates split apart at divergent plate boundaries, causing volcanic eruptions and shallow earthquakes. At a convergent plate boundary, one plate "subducts" beneath the other, resulting in a line of volcanoes on the overriding plate and a number of earthquakes.

What are the three variables that affect a volcano's eruption?

Volcanic eruptions are caused by a number of variables, but three in particular predominate: the buoyancy of the magma, the pressure from the gases that have been released from it, and the injection of fresh magma into the volcano.

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Astronauts have been exploring outer space in manned spacecraft since 1961. Which of the following would have made it very dangerous for people to explore outer space?
A.
if the Earth's orbit passed through dense meteoroid fields
B.
if there were fewer cosmic rays passing through the solar system
C.
if the asteroid belt was farther from the Sun
D.
if the Earth's orbit was more circular than Venus' orbit

Answers

Answer:

B because it makes more sense

Explanation:

it makes more sense

A gene that controls beta-carotene production has been successfully inserted into a
common food crop. Name the technique used to do this. Give the full name, not the
abbreviation.

Answers

Answer:

genetic modification

Explanation:

The technique that is used in inserting a gene into a crop is genetic modification.

What is genetic modified crop?

A genetically modified organism (GMO) is a living organism whose DNA has been altered using genetic engineering techniques.

Humans have used breeding methods to modify organisms for thousands of years. Over generations, corn, cattle, and even dogs have been selectively bred to have certain desired traits.

The majority of GMO crops grown today were developed to assist farmers in preventing crop and food loss and controlling weeds.

The following are the most common traits found in GMO crops: Resistance to certain harmful insects, and Tolerance to certain weed-controlling herbicides.

Thus, with the help of genetic modification, a gene that controls beta-carotene production can be successfully inserted into a common food crop.

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Where do the spindle fibers attach to the chromosomes during metaphase/anaphase?

Answers

The centrometer of the chromosome

Which of the following represents a
population?
Aunt, Uncle, Cousin
mom
Water, Fish, Dog, Cat
Mom, Dad, Brother, Sister, Dog

Answers

In terms of statistics, the term "population" refers to a collection of people, things, or occasions that the researcher is interested in and that have something in common.

Of of the available choices, "Mom, Dad, Brother, Sister, Dog" symbolizes a population since it is a collection of people who are related to one another and reside in the same home.

Whereas "Water, Fish, Dog, Cat" indicates a group of objects that do not share any characteristics in common and cannot be regarded as a population in a statistical sense, "Aunt, Uncle, Cousin," and "Mum" represent persons.

Who or what defines a population?

a group of people from the same species living together as a community. Density, sex ratio, birth and death rates, emigration, and immigration are some of the variables that affect a population's makeup.

What are the population's influencing factors?

Demographers often concentrate on four key variables when attempting to predict changes in population size: fertility rates, death rates (life expectancy), the beginning age profile of the population (whether it is relatively elderly or young, to begin with), and migration.

What are the three terms for the population?

Population pyramids can be expanding, constrictive, or stable.

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There are several ways that membrane proteins can associate with the cell membrane. Membrane proteins that extend through the lipid bilayer are called __________________ proteins and have __________________ regions that are exposed to the interior of the bilayer. On the other hand, membrane-associated proteins do not span the bilayer and instead associate with the membrane through an α helix that is __________________. Other proteins are __________________ attached
to lipid molecules that are inserted in the membrane.

Answers

Membrane proteins that extend through the lipid bilayer are called integral proteins and have hydrophobic regions that are exposed to the interior of the bilayer. On the other hand, membrane-associated proteins do not span the bilayer and instead associate with the membrane through an α helix that is amphipathic. Other proteins are covalently attached to lipid molecules that are inserted in the membrane.

Integral proteins are membrane proteins that are permanently attached to the cell membrane. These proteins are amphipathic and are made up of both hydrophilic and hydrophobic amino acid residues. The hydrophobic amino acids allow the protein to embed into the lipid bilayer while the hydrophilic amino acids reside in the cytoplasm or extracellular fluid of the cell.

Integral proteins can span the entire lipid bilayer or only partially through the membrane. Membrane-associated proteinsMembrane-associated proteins are proteins that are associated with the cell membrane but do not extend through the lipid bilayer. Instead, these proteins are anchored to the membrane through an amphipathic α-helix or a hydrophobic region that interacts with the hydrophobic portion of the membrane.

Lipid-anchored proteinsLipid-anchored proteins are proteins that are covalently attached to a lipid molecule, which is inserted into the cell membrane. There are three types of lipid anchors: glycosylphosphatidylinositol (GPI), prenyl, and fatty acid. These proteins can either be attached to the extracellular or cytoplasmic side of the membrane, depending on the location of the lipid anchor.

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If a population grows by 3 percent each year, the growth of the population is
A. exponential
B. linear
c. cubic
D. logarithmic

Answers

Answer:

A. (exponential) population

If a population grows by 3 percent each year, the growth of the population is exponential. Hence, option A is correct.

What is exponential growth?

A function called exponential growth depicts an expansion within a population that happens at the same pace across time. If a population doubles or triples in size, you can assume that the data grows exponentially. Exponential decay is the inverse of exponential growth, in which data contracts rather than expands.

Bacteria are one of the best illustrations of exponential growth. Prokaryotic fission is a method of bacterial reproduction that takes around an hour. The population size of 100 bacteria would increase exponentially if we measured it every hour in a certain environment.

The population growth is exponential. Hence, option A is correct.

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what do you see inside the cell? three chromosomes three sister chromatids three homologous pairs of chromosomes three homologous pairs of chromatids

Answers

Answer:

three homologous pairs of chromosomes

Explanation:

Inside the cell we can see three homologous pairs of chromosomes as in humans there are 23 pair of  homologous chromosomes and they are very similar in size and shape.

Three chromosomes  are not possible to see because there are only two chromosomes and if anyone is having three chromosomes then the person is suffering from down syndrome having 47 chromosomes.

Three sister chromatids is also not possible because only two sister chromatids are found after DNA replication.

Three homologous pairs of chromatids is also not possible because chromatids are not found in pair and sister chromatids are called homologous chromosomes.

Hence, the correct answer is "three homologous pairs of chromosomes".

6. Challenge: Based on the weathering patterns, guess the rock type shown in each photo.


Answers

What are the photos?

food and territory are balancing factors in an ecosystem what type of phenomena balance these factors

food and territory are balancing factors in an ecosystem what type of phenomena balance these factors

Answers

Answer:

uhh either natural and reproductive pretty sure it's reproductive

A dihybrid cross is carried out on two plants with violet flowers. The progeny are as follows:
191 violet flower plants
54 pink flower plants
81 white flower plants
The extention/modification that best accounts for these data is___________
The heterozygote genotype is AaBb (loci are on different chromosomes), and the A locus is associated with the violet and pink phenotypes. Given this information, state the possible genotypes of the white flower plants ______________________ ------------------------------------------- All three answers must be different for credit.
State the possible genotypes of the pink flowered plants. Same instructions as above

Answers

The extension/modification that best accounts for the given data is The Punnett square.

A dihybrid cross refers to a cross between two individuals that vary in two traits. The progeny from the cross is observed. The progeny data from the cross is used to explain the inheritance of traits and to deduce the genotypes of the parents. In the given problem, the cross is carried out on two plants with violet flowers. The progeny is 191 violet flower plants, 54 pink flower plants, and 81 white flower plants. The extention/modification that best accounts for these data is the Punnett square.The Punnett square is used to represent the possible combinations of gametes and their offspring. It is named after Reginald Punnett, who first proposed this technique. The Punnett square can be used to show the genotypes of the parents, their gametes, and the possible genotypes of the offspring.

The possible genotypes of the pink flowered plants are AaBB or aaBB or Aabb or aabb.

The possible genotypes of the white flower plants are aaBb or aabb.

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what are the three factors that are used in soap box derby racing

Answers

The three factors that are used in soap box derby racing are Gravity. Aerodynamics, and Weight.

What are the three factors that are used in soap box derby racing?

The Soap Box Derby is a popular youth racing program that involves building and racing small, motorless cars down a hill.

The three factors that are used in Soap Box Derby racing are:

Gravity: Soap Box Derby cars rely solely on gravity to move down the hill. The steeper the slope of the hill, the more potential energy the car has, and the faster it will go.

Aerodynamics: The design of the Soap Box Derby car can have a significant impact on its speed and stability. Cars with streamlined bodies and low wind resistance are more aerodynamic and can go faster.

Weight: The weight of the car and the driver can also affect its speed and stability. Cars that are too light may not have enough momentum to overcome friction and air resistance, while cars that are too heavy may not accelerate as quickly or may be more difficult to control.

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Which of the following statements describes a way in which bacteria differ from animals and plants?
A. Bacteria are not made of cells.
B. Bacteria do not reproduce.
C. Bacteria do not have specialized cells.
D. Bacteria do not maintain homeostasis.

Answers

C. Bacteria do not have specialized cells.

c) Suggest what can be done to address any discrepancy. Start explaining the most practical solution first and then the least favorable solution(s). Write in the provided box, please. [10 marks]

Answers

Answer:

Explanation:

yes cux it is good

and i needpoints

You are a paleoanthropologist excavating at a rock shelter in France dating to about 31,000 years ago. You discover a skull that has the features of an anatomically modern human, including a high vaulted forehead and small brow ridges. The skull would best be identified as

Answers

The skull discovered at the rock shelter in France, dating to about 31,000 years ago, and exhibiting features of a high vaulted forehead and small brow ridges, would best be identified as an anatomically modern human.

The features of a high vaulted forehead and small brow ridges are characteristic traits of anatomically modern humans. Anatomically modern humans, also known as Homo sapiens, emerged in Africa around 300,000 years ago and eventually spread across the globe, including into Europe. They possess a more rounded cranium with a larger brain capacity compared to earlier human species. The high vaulted forehead reflects the expanded frontal lobes of the brain, which are associated with complex cognitive functions.

The reduction in brow ridges is another notable feature of anatomically modern humans. Compared to earlier hominin species, such as Neanderthals, anatomically modern humans exhibit reduced brow ridges, creating a smoother and more vertical forehead. This change is thought to be related to alterations in the underlying skull structure and reflects the evolution of the human skull over time.

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Beeswax is a waxy substance that is produced by bees and then harvested by humans for a variety of uses. Ancient Romans used beeswax as a waterproofing agent because it is not water-permeable. Beeswax is which of the following types of organic molecule?
1- carbohydrate
2- lipid
3- nucleic acid
4- protein​

Answers

Lipid is the answer

Do all cells need carbs, proteins and lipids to function? ​

Answers

Answer:

yes

Explanation:

all those come from food, therefore, yes cells need all of the above to function

which of these statements about enzyme inhibitors is true?

Answers

The action of inhibitors may be both either reversible or irreversible  is trues about enzyme inhibitors.

What is enzyme inhibitors?

A chemical that binds to an enzyme and inhibits its activity is termed  as an enzyme inhibitor. Proteins are referred as enzymes speed up the chemical processes that turn substrate molecules into products and are essential for life. An enzyme inhibitor is what? Inhibitors of enzyme activity are chemicals that bind to the enzyme without altering the protein structure of the enzyme.

Enzyme inhibition reactions come in three different varieties.

The inhibition of competition.Inhibitive non-competition.Inhibitive Non-Competition.

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individual organism can adaptTrue, But it has to increase their fitnesssometimes, it depends on where they are located if the adoption is helpful or notfalse, only a population can adapt

Answers

Organisms can adapt to different environments, however, this usually occurs over generations and at the population level. At the level of the individual, an example is mutations, in which the offspring may have different characteristics from the progeny. However, these adaptations of the offspring will either be detrimental or give an advantage depending on the environment in which it is

Because these changes occur gradually over generations, individual organisms cannot increase their fitness on their own. And although there are special cases in which an organism can adapt to environmental changes through a phenomenon called phenotypic plasticity, this is not common in all species and is not due to a genetic change in the individual. Therefore, the answer would be B (sometimes, it depends on where they are located if the adaptation is helpful or not).

Solar radiation bounces off of a polar ice cap, then goes into the atmosphere where it remains trapped. Which statement best describes this situation?

The radiation is absorbed by the ice and then reflected by the atmosphere.
The radiation is reflected by the ice and then absorbed by the atmosphere.
The radiation is absorbed by the ice and atmosphere.
The radiation is reflected by the ice and atmosphere.

Answers

Answer:

The radiation is reflected by the ice and then absorbed by the the atmosphere

Explanation:

Reflection occurs when incoming solar radiation bounces back on an object that it strikes the atmosphere

Answer: The answer is: The radiation is reflected by the ice and then absorbed by the atmosphere

Explanation: I have my ways ;>

Have a great day!

-Sunny

best defines homeostasis

Answers

Sentence:

The skill of keeping internal stability in an organism to regroup for environment changes

Word/Synonym:

Equilibrium

________ are actions required by law of all US citizens. Those noted in the study included the following-obey the law pay taxes seve
on a jury, and register for the military

Answers

Actions required by law of all US citizens include :

Obey the lawPay taxesServe on a juryRegister for the military

What are the actions required by law of all US citizens?

As Americans imbued with civic responsibilities towards our communities and country at large we are subject to certain legal requirements governing basic conduct standards necessary for an orderly society

Firstly all citizenry must observe federal, state & local laws treating others respectfully without subverting justice through criminal activity; To defray costs associated with running civil service entities including schools, hospitals, police services citizen are obligated under law to pay federal income taxes, state and local taxes.

A duty to serve on a jury when called upon by the court is poignant civil obligation that lends support to the legal process ensuring fair trials.

To stand ready in times of national emergency or crises male US citizens between 18 - 25 years of age are obligated by law to register with Selective Service System thereby staying eligible for potential military draft.

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A gold earring has a mass of 2.7grams and a volume of 0.15cubic centimeters. Calculate its density.
Write your answer as a whole number.

Answers

18 you divide the mass by the volume to find density
Other Questions
gross private domestic investment or simply business investment spending (i): MNO Inc., a publicly traded manufacturing firm in the United States, has provided the following financial information in its application for a loan. All numbers are in thousands of dollars.Assets Liabilities and EquityCash $ 40 Accounts payable $ 30Accounts receivables 90 Notes payable 80Inventory 70 Accruals 30Long-term debt 160Plant and equipment 500 Equity (ret. earnings = $27) 400Total assets $700 Total liabilities and equity $700Also assume sales = $650,000 ; cost of goods sold = $320,000; and the market value of equity is equal to the book value.a)What is the Altman discriminant function value for MNO Inc.?Recall that: Net working capital = Current assets - Current liabilities.Current assets = Cash + Accounts receivable + Inventories.Current liabilities = Accounts payable + Accruals + Notes payable.EBIT = Revenues - Cost of goods sold.b. Based on the Altmans Z-score only, should you approve MNO Inc.'s application to your bank for a $500,000 capital expansion loan?c. If sales for MNO were $300,000, the market value of equity was only half of book value, and all other values are unchanged, would your credit decision change?d. Would the discriminant function change for firms in different industries? Would the function be different for manufacturing firms in different geographic sections of the country? What are the implications for the use of these types of models by FIs? A 509g mass oscillates with an amplitude of 13.0cm on a spring whose spring constant is 20.0N/m . A. Determine the period T= ....... s B. Determine the maximum speed Vmax= ...... m/s C. Determine the total energy Wtotal= ........ J 12. What is the height of the trapezoid in yards? (Hint: Use the formulaA = 1/2h (b 1, + b2,) (Lesson 2) northern company allocates $10 overhead per machine hour to products. the company uses a plantwide overhead rate with machine hours as the allocation base. given the amounts below, how many machine hours does the company expect in department 2? budgeted: department 1 department 2 manufacturing overhead costs $ 266,000 $ 166,000 direct labor hours 9,600 dlh 28,000 dlh machine hours 16,600 mh ? mh The student council at a large high school is wondering if Juniors or Seniors are more likely to attend Prom. They take a random sample of 50 Juniors and find that 28 are planning on attending Prom. They select a random sample of 45 Seniors and 29 are planning on attending. Do the data provide convincing evidence that a higher proportion of Seniors are going to prom than Juniors? Use a 5% significance level. 1. STATE: (Parameter, Statistic, Hypotheses, Significance level) ______ 2. PLAN: (Name of procedure, Check conditions) _______3. DO: Mean: Picture: Standard deviation: General Formula: Specific Formula: Work: Test statistic: P-value: The present value of $100 to be received 19 years from today, assuming an opportunity cost of 9 percent, is approximately (Choose the correct answer. Show all your computations according to the instructions.) let x be a random variable with a uniform distribution on the interval (1, a) where a>1. if e(x) = 6*var(x), then what is the value of a? When the Mexica settled in the valley, did the other tribes want them there? Support your answer with text evidence from the article. A researcher who stands in a shopping mall and approaches anyone who looks to him likethey would complete a survey is using random sampling.a. True b. False. What is the wavelength (in nm) of the photon absorbed for a transition of an electron from n_initial=1 that results in the least energetic spectral line in the ultraviolet series of the H atom?be sure your answer has the correct number of significant figures. note: reference the fundamental constants and si prefixes tables for additional infor archaeologists believe that nan madol was ruled by a powerful dynasty during its cultural and economic peak based on oral histories and the Which of the following statements is false?A. The discount payback period (DPP) frequently ignores terminal values.B. The payback period (PP) provides a measure of a projects liquidity.C. The net present value (NPV) is a direct measure of the expected increase in the firms value but does not consider the size of the project.D. The weighted average cost of capital (WACC) will decrease if the firms corporate tax rate increases. Consider the following.x = 2 cos(theta), y = sec2(theta), 0 theta One of the most extreme democratic reforms in the Progressive Era was the popular election of U.S. _______________, which was established by a constitutional amendment ratified in 1913.Senators 1) _____ includes restoring essential civil services, counterinsurgency, and humanitarian crises, while embarking on other supporting missions and tasks. Solve each of the following problems and show ALL STEPS. Q-1: (a) Given f(x) = 2x2 - X+3. Find f(a+h)-f(x) h0 h (b) Let f(x) = V(x - 2) and g(x) = x2 +7. Find the composition g[f(x)] urn contains 6 white, 5 red and 3 blue chips. A person selects 4 chips without replacement. Determine the following probabilities: (Show work. Final answer must be in decimal form.) a) P(Exactly 3 chips are white) Answer Answer b) P(The third chip is blue The first 2 were white) c) P(The fourth chip is blue Answer The first 2 were white) 6. Suppose we have a random variable X such that E[X]= 7 and E[X]=58. Answer a) Determine the variance of X. b) Determine E[2X2 - 20X +5] The Turnover Pulse hypothesis states that _____ eaters faced high rates of extinction during the ice ages. a)Generalist b) insect c) fruit d) specialist Suppose the following point is on an exponential function that describes the exponential growth or decline of customers coming to a restaurant if the initial point is (0, 1). Find the exponential function. a) (2, 16) f(x) = b) (-7, 2187) f(x =