Answer:
Individuals
Explanation:
Took the quiz kilocalories were wrong
The units are used in a pyramid of numbers are Individuals. Thus, option A is correct.
What unit has been used in the pyramid of number?
The unit used in a pyramid of number is used is known as individuals.Individual has one single organism of the particular or any species. Since the pyramid of the number counts that the total number of the organisms in each trophic level, therefore in the individual it is the correct unit for the particular pyramid.
Pyramid of number has the type of the graphical representation that will shows how many number of the organisms has been present in each trophic level. This pyramid cannot have the constant shape as the the population of each species will be belonging to the specific trophic level that helps to changes from one ecosystem to another. Generally, the pyramid can be of three types which is based on shape: upright, inverted or partly upright.
Therefore, Since the pyramid of number counts that the total number of organisms in each trophic level, therefore individual is the correct unit for it.The units are used in a pyramid of numbers are Individuals. Thus, option A is correct.
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allows eukaryotes to grow and heal.
Answer:
-Mitosis allows eukaryotes to grow and heal.
What is the connection between growth, development, reproduction, evolution, function, and structure?
The connection between growth, development, reproduction, evolution, function, and structure is associated with metabolism.
What are metabolic activities?Metabolic activities can be defined as the reactions that carry out the cells of an organism to perform different functions which include growth, development, and reproduction.
Moreover, evolution and function are associated with metabolism from an adaptive point of view (higher metabolic rates lead to more adapted organisms).
In conclusion, the connection between growth, development, reproduction, evolution, function, and structure is associated with metabolism.
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Where does Calvin cycle take place
Answer:
Calvin cycle take place in the stroma the inner space of chloroplasts
In a dihybrid cross, if two heterozygotes (for both genes) are crossed, what will be the expected phenotypic ratios? (In the following order: dominant for both traits; dominant for the first trait and recessive for the second; recessive for the first trait and dominant for the second; recessive for both traits.)
Group of answer choices
6:6:3:1
4:4:4:4
9:3:3:1
1:2:2:1
In a dihybrid cross, if two heterozygotes (for both genes) are crossed, the expected phenotypic ratios is as follows:
dominant for both traits: 9dominant for the first trait and recessive for the second: 3recessive for the first trait and dominant for the second; 3recessive for both traits: 1WHAT IS A DIHYBRID CROSS?A dihybrid cross is a cross between two individuals that are both heterozygous for the involved genes.
According to this question, if two individuals that are heterozygous for two genes are crossed i.e. BbCc × BbCc, the following offsprings are produced:
B_C_ = 9B_cc = 3bbC_ = 3bbcc = 1Therefore, in a dihybrid cross, if two heterozygotes (for both genes) are crossed, the expected phenotypic ratios is as follows:
dominant for both traits: 9dominant for the first trait and recessive for the second: 3recessive for the first trait and dominant for the second; 3recessive for both traits: 1Learn more about dihybrid cross at: https://brainly.com/question/1185199
Which organism makes its own food?
Answer:
Autotroph
Explanation:
An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers. Plants are the most familiar type of autotroph, but there are many different kinds of autotrophic organisms.
for 25 points and maybe brainlist
13. Why is no-till farming an alternative method of raising crops?
A. Farmers can grow the same crop continuously in the same fields without rotating.
B. The use of vertical farming is part of the success of no-till farming.
C. The average harvest is much larger due to the compost used with no-till methods.
D. No-till requires growing crops year-round without changing the topography of the soil.
Answer: it is going to be D
Explanation:
I was doing a test and I got it right
What are some(4) similarities between dark field microscopes and bright field microscopes?
Answer:
Explanation:
Bright field microscopy is the conventional technique. It is suitable for observing the natural colors of a specimen or the observation of stained samples. The specimen appears darker on a bright background. Darkfield microscopy shows the specimens bright on a dark background
Where are the A, B and RH antigens located
Answer: The A, B, and Rh antigens are located on the surface of red blood cells.
Explanation:
what is the major component of Bones and the proteins that build muscles
Answer:
CarbonExplanation:
Carbon is an essential building block in the bodies of living things. For example, carbon is a major component of bones and the proteins that build muscles. And most organisms use oxygen for their life processes._____________________follow me
A particle in the nucleus if an atom that has a positive electric charge is a(n)
Answer:
The nucleus contains two types of subatomic particles, protons and neutrons. The protons have a positive electrical charge and the neutrons have no electrical charge. A third type of subatomic particle, electrons, move around the nucleus. The electrons have a negative electrical charge.
Explanation:
A certain type of lens changes the direction of light rays from A to B. What property does
this illustrate?
A. refraction
B. polarization
C. diffraction
D. reflection
E. deflection
The correct option is B. polarization. A particular kind of lens known as a Polarized lens alters the path of light rays point A to point b B.
Define the term Polarized lens?In order to improve eyesight and eye safety outdoors, polarized lenses are a sort of treated lenses intended to reduce glare as well as eye strain.
Outdoor glare is lessened with polarized sunglasses because they have been chemically altered to block part light from getting through the lenses. For people who spend a lot of time outdoors, polarized prescriptive sunglasses might be a smart option because they better block out strong light that causes eye strain than normal sunglasses.Before reaching a target, light must pass through two polarizing filters, and if the filters are 90 degrees apart, the target will not get any light. Light would reach the target if a 3rd filter is inserted between the initial two, angled at a 45° angle.Thus, A particular kind of lens known as a Polarized lens alters the path of light rays point A to point b B.
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predict what would happen if a cell continued to grow, replicate, and divide without proper cellular regulation
Answer:
Adjust these ideas into your own words
Explanation:
Cancerous growth: Uncontrolled cell division can lead to the formation of a mass of abnormal cells called a tumor. The tumor can continue to grow and invade nearby tissues, leading to cancer. Cancer cells grow and divide without proper regulation, and they can also evade the immune system and resist cell death signals.
Cellular stress: Cells have a limited capacity to grow and divide, and if they do so excessively, they may experience stress due to an overload of cellular processes. For example, the cell may need to produce more energy, replicate its DNA, and synthesize proteins to support the growing cell population. If the cell cannot cope with this stress, it may undergo cell death or senescence, a state where the cell stops dividing but remains metabolically active.
Organ dysfunction: If abnormal cells continue to replicate and grow, they may form masses that can impair the function of organs. For example, a tumor in the brain can put pressure on surrounding tissues and interfere with cognitive function. Similarly, a tumor in the lungs can block air passages and impair breathing.
Mutation accumulation: As cells continue to replicate without proper regulation, mutations in their DNA can accumulate, increasing the risk of cancer development. The accumulation of mutations can result from errors in DNA replication, exposure to environmental toxins, or defects in DNA repair mechanisms. Over time, these mutations can affect critical genes that regulate cell growth and division, leading to uncontrolled cell proliferation.
Cell death: In some cases, uncontrolled cell division may result in cell death due to excessive stress or a lack of essential nutrients. For example, if the cell population grows faster than the available nutrients, cells may compete for limited resources, leading to nutrient deprivation and cell death. Similarly, if the cell population exceeds the capacity of the surrounding tissue to support it, cells may undergo programmed cell death, or apoptosis, to prevent damage to nearby tissues.
Type the correct answer in the box. Spell all words correctly.
What is a close relationship between two organisms that live together called?
The close relationship between two organisms that live together is called
Reset
Next
Answer:
symbiosis.
Explanation:
The term that you are referring to is symbiosis. (a symbiotic relationship)
Symbiosis is a proximate and often long-term interaction between two or more different biological species.
!!!!!!!Mr. Carlton’s children love to chase and pop bubbles. Mr. Carlton purchased three brands of bubbles, and tested each to determine which brand produced the bubbles with the largest diameter.
Independent variable
Dependent variable
Constants
URGENTLY!!!!!!!!!!
Based on investigations with the horse clever hans, an important factor researchers should seek to control when testing whether dogs can sniff cancer in urine samples is
A. whether the dogs are tested indoors or outdoors
B. whether, during testing the dogs can see people who know which samples came from cancer patients
C. that the urine samples should all come a diverse group of patients
D. that some samples should come from people and some from horses
While testing whether dogs are able to sniff cancer in urine samples, an important factor which researchers should seek to control is that whether during testing the dogs are able to see people who know which samples came form the cancer patients.
The correct option is option B.
Clever Hans was basically a horse which was claimed to have performed arithmetic and many other intellectual tasks. After a formal investigation i 1907, psychologist Oskar Pfungst was able to demonstrate that the horse was not actually performing all these mental tasks but was actually watching the reactions of his trainer.
Investigations with the horse Clever Hans are very crucial in understanding animal intelligence. While testing if dogs are able to sniff the cancer in the urine samples, a very crucial factor which researchers should be looking to control is that whether during this testing the dogs are able to see people who know which samples came form the cancer patients.
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Pseudomonas putida is used for fermentation of the lactose present in cheese whey. The bacteria are cultivated in a steady-state chemostat with sterile feed and at a dilution rate of D = 0.28 h-1. The lactose concentration in the feed and the effluent are S0 = 2.0 g/L and S = 0.10 g/L, respectively. The following information is available: YX/S = 0.45 g X/g S, YX/O2 = 0.25 g X/g O2, and C* = 8 mg/l (saturation DO). a. Determine the steady-state biomass concentration (X) and the specific rate of oxygen consumption (go2) b. What should be the oxygen transfer coefficient (Kia) to overcome oxygen transfer limitations if the desired DO concentration in the fermentation medium is 2 mg/l?
Answer:
Explanation:
Given that:
The dilution rate D = 0.28 h⁻¹
The concentration of lactose in the feed \(S_o = 2.0 \ g/L\)
The effluent S = 0.10 g/L
Also;
\(Y_{X/S} = 0.45 g\ X/g \ S , \\ \\ Y_{X/O2 }= 0.25 g \ X/g \ O2, \\ \\\)
Saturation C* = 8 mg/l
To calculate the steady-state biomass, we use the formula:
\(X = Y_{X/S}(S_o-S_e) \\ \\ X = 0.45(2.0 -0.10) \ g/L \\ \\ X= 0.45 (1.9) \ g/L \\ \\ X = 0.855\ g/L \\ \\ X = 855 \ mg/L\)
The biomass is 0.855 g/L
For a steady-state condition, the oxygen uptake rate can be illustrated by using the formula:
\(q_{o_2}X =\dfrac{\mu_X}{Y_{X/O_2}}\)
where;
\(\mu =\) dilution rate (D)
Thus, the steady-state can be expressed as:
\(q_{o_2}X =\dfrac{D}{Y_{X/O_2}}\)
\(q_{o_2}X =\dfrac{0.28}{0.25}\)
\(q_{o_2}X =1.12 \ h^{-1}\)
The specific rate of oxygen consumption \(q_{o_2}X =1.12 \ h^{-1}\)
b)
In the fermentation medium, if the desired DO concentration \(C_L\) = 2 mg/L
Here, the oxygen transfer is regarded as the rate-limiting step.
As such, the oxygen transfer rate(OTR) is equivalent to the oxygen uptake rate.
In this scenario, let's determine the oxygen transfer coefficient \((K_{La})\) by using the formula:
\(OTR = K_{La}(C^* - C_L)\)
where;
\(K_{La}\)= coefficient of oxygen transfer
C* = saturation
Since \(OTR = q_{O_2}X\)
\(q_{o2}X = K_{La}(C^*-C_L) \\\\ (1.12 )(855) = K_{La}(8-2) \\ \\ 957.6 = K_La (6) \\ \\ K_{La}= \dfrac{957.6}{6} \\ \\ K_{La} = 159.6 \ h^{-1}\)
Thus, the oxygen transfer coefficient \(K_{La}\) = 159.6 h⁻¹
What is the area of a square if the perimeter is 40
units?
Answer:
this is the ans
Explanation:
first we have to write formula of area of square is
\(l {}^{2} \)
Ralph is looking at a blood vessel under a microscope as part of his study about the cardiovascular system. He notices that the vessel contains blood and has valves. What is the blood vessel that he is observing?
Answer:
Veins
Explanation:
Answer:
the person is correct its VEINS
Explanation:
which hypothesis is false?
Hypothesis #1 If the mass of an object increases, then its kinetic energy will increase proportionally because mass and kinetic energy have a linear relationship when graphed.
Hypothesis #2 If the speed of an object increases, then its kinetic energy will increase proportionally because speed and kinetic energy have a linear relationship when graphed
Answer:
#2
Explanation:
I don't really think either of them are false though. They're both technically accurate but I believe it's #2
In this part you will be answering 2 different questions, Please use a full sentence.
Answer:
search the answer from Urban dictionary
Explanation:
Which two characteristics describe reputable digital resources? They contain an author’s name. They sell products and services. They are created by high school students. They have been updated recently. They can be edited by readers.
Answer:
They contain an authors name.
They have been updated recently.
Explanation: Accurate and precise depiction as in relation to a reputable digital resource.
The earth's magnetic field is associated with the:
-crust
-asthenosphere
-mantle
-core
Answer:
D, core
Explanation:
The outer core is located just below the mantle. It is made of liquid iron and nickel. Scientists believe this layer is responsible for the Earth's magnetic field. It is about 2,200 kilometers thick and around 4,500 degrees Celsius.
Answer:
core
Explanation:
Food chains explain how energy and matter move through ecosystems
2. [1 mark]
Stargardt's disease, a genetic disorder that causes vision loss, is being treated using retinal
cells derived from human embryonic stem cells. Why are embryonic stem cells used?
A They are already specialized for this function
B. They are able to differentiate into the required cell type.
C. They retain stem cell properties after specialization
D. There are no ethical issues concerning their use.
Answer:
The correct answer is C
Explanation:
Molecule X is most likely what kind of compound/molecule? *
Molecule X is an enzyme to which the starch is bonded and starch- enzyme complex is formed.
What is an enzyme?An enzyme is a type of protein that acts as a catalytic agent in chemical reactions. Enzymes play a crucial role in metabolism and other biological processes by increasing the rate at which chemical reactions occur.
Enzymes work by lowering the activation energy needed for a reaction to take place. In other words, enzymes make it easier for the reactants in a chemical reaction to come together and form products. This is accomplished by the enzyme binding to one or more of the reactants, known as substrates, and bringing them into a specific orientation that promotes the reaction. Once the reaction has taken place, the enzyme is free to bind to another set of substrates and catalyze the reaction again.
Enzymes are highly specific, meaning that each enzyme typically catalyzes only one particular reaction or a small group of closely related reactions. They are also highly efficient, able to catalyze millions of reactions per second.
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what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
Mr. and Mrs. John have six children. Three of them have attached carlobes (recessive) like their father, and the other three have free earlobes like their mother. What are the genotypes of Mr. and Mrs. Jones and of their numerous offspring?
Answer:
Mr. Johnson has an ee genotype
Mrs. Johnson has an Ee genotype
3 of the kids have an ee genotype, while the other three have an Ee genotype
Explanation:
Since no letter was given for the specified traits, I picked the letter E to explain the genotypes above.
Since the dad is said to have the recessive version, we can conclude that his genotype is ee.
As for the mother, since 3 of the 6 kids are said to have the recessive ear trait like their father, she must be a carrier of the recessive gene (e); therefore, her genotype is Ee.
When making a punnet square, the possible genotypes of their children are Ee or ee.
The children with the free earlobes, like their mother, have a genotype of Ee, while the other three children with attached earlobes have a genotype of ee, like their father.
Using binomial nomenclature format, identify the scientific names written incorrectly and write them correctly. (1 pt.) 1.Pseudomonas aeruginosa 2.Escherichia coli 3.staphylococcus aureus 4.Proteus vulgaris i need you guys help?
Answer:
Pseudomonas aeruginosa
Escherichia coli
Staphylococcus aureus
Proteus vulgaris
Explanation:
Binomial nomenclature means a system of using two terms to describe the name of an organism.
It is a generally accepted system of nomenclature in biology. The first term represents the genus of the organism while the second name represents its specie.
The genus name begins with an uppercase letter while the species name is written in lowercase letters throughout.
The names of organisms in the answer section have been correctly written according to these rules.
How does the earth's tilt in the summer contrast with its tilt in the winter?
Which effects are factors in long-term climate change? Check all that apply.1.-Earth's orbit around the Sun2.-ice forming on a lake3.-solar energy4.-volcanic eruptions5.-thunderstorms
In this case, we must consider that a factor is a cause, so we need to identify those events that are a cause. Now climate change refers to a long-term change in temperatures, this can be due to natural causes or human actions. Taking this into consideration we can say that solar energy generates an increase in earth's temperature, without it, life on earth wouldn't be possible also volcanic eruptions play an important role if the release of greenhouse gases is massive can lead to an increase in global temperature, therefore we can say that the correct answers are options 3 and 4.