What proportion of the solar energy that reaches the marsh is incorporated into gross primary production? Into net primary production? (A proportion is the same as a percentage divided by 100. Both measures are useful for comparing relative efficiencies across different ecosystems.)
Answers
Incorporating 5.8% of solar energy into gross primary production.
The amount of energy transferred from one trophic level to the next is referred to as ecological efficiency. Autotrophic organisms in an ecosystem convert solar energy into organic energy. Thermodynamics states that there is no perfect producer or consumer of energy. This indicates that there is a small amount of energy missing from one trophic level to the next.
Only 10% of the energy in the ecosystem gets moved from one trophic level to the next, and the production ratio varies throughout ecosystems. For instance, grassland produces more gross output than an aquatic system.
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Related Questions
Why is there a need to produce okazaki fragments on the lagging strand, but not on the leading strand of dna?.
Answers
There is a need to produce Okazaki fragments on the lagging strand, but not on the leading strand of DNA due to the polarity of the strands.
Since new strand synthesis occurs in the 3' to 5' direction,
Okazaki fragments must be produced in the lagging strand during DNA replication. However, only the 5' to 3' orientation can be used by the DNA polymerase to create the strand.
Due to this antagonism, DNA polymerase constantly comes into contact with the strand that was previously created. The synthesis of the new strand occurs in a 5' to 3' direction since the two strands of DNA tend to be anti-parallel, therefore this opposition does not occur in the case of the leading strand.
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Which substances compose the backbone of DNA? sugars and lipids phosphates and amino acids sugars and phosphates lipids and proteins
Answers
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Marcus is hanging a porch swing on his front porch. The first thing he has to do is attach two springs to the ceiling. Then, he fastens the
swing to the springs so that they can stretch and support the weight of the swing. Which two types of potential energy do the springs have?
A. elastic
B. gravitational
C. kinetic
D. stretched
Answers
The two types of potential energy that the springs have when Marcus hangs the porch swing on his front porch are (A)elastic potential energy and (B)gravitational potential energy.
The elastic potential energy is stored in the springs due to their deformation from their natural state. The gravitational potential energy is stored in the swing due to its height above the ground, which is determined by the position of the springs.
When Marcus attaches the springs to the ceiling, the springs are stretched and deformed from their natural state. As a result, they store elastic potential energy. This energy is proportional to the amount of deformation, which in turn is proportional to the weight of the swing and the distance the springs are stretched.
When Marcus fastens the swing to the springs, the gravitational potential energy of the swing is determined by its height above the ground. The higher the swing is from the ground, the greater its gravitational potential energy. The swing's height is determined by the length of the springs and their position relative to the ceiling
Therefore, the correct answers are A. elastic potential energy and B. gravitational potential energy.
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Yeast is used to make the bread fluffy. Can you compare this with respiration?
Answers
Answer:
Yeast works as a leavening agent in bread, changing the sugars in dough into gas, which creates the bubbles in the loaves. … However, because yeast will eventually switch from aerobic to anaerobic respiration, the yeast will run out of nutrition -- oxygen.
Explanation:
Answer:
Yeast works as a leavening agent in bread, changing the sugars in dough into gas, which creates the bubbles in the loaves. ... However, because yeast will eventually switch from aerobic to anaerobic respiration, the yeast will run out of nutrition -- oxygen
Explanation:
*7 EXTRA POINTS PLS ANSWER*
A person pushes the same box with the same amount of force on 3 different surfaces. Which surface exerts the least friction on the box?
*WRITE AS A CER*
Answers
Answer:
Read explanation
Explanation:
Surface C exerts the least amount of friction on the box. Evidence that proofs this claim is that the length of time it took the box to stop is greatest compared to surfaces A and B. The box and the amount of force added is the same for each surface test. It would take the box less time to come to a stop the more friction there is upon the surface. Surface A having the quickest stop time meaning it has the most friction and C having the most time showing that it has the least amount of friction. In conclusion, surface C exterts the least amount of friction on the box.
Which of the following best describes hair? Hair is made of mostly tightly packed living cells. Hair does not help control body temperature. Hair growth occurs in the hair follicle. Hair grows at 2. 5mm a month.
Answers
Answer:
hair growth occurs in the hair follicle
Explanation:
the other ones aren't correct
20. While the digestive system removes nutrients from food, what system works with the digestive system to remove wastes from the body?
Answers
Answer:
excretory system
explanation:
help i need help ASAP plssss
Answers
Investigation 1.6: Kissing the Right Way
Most people are right-handed and even the right eye is dominant for most people. Researchers have long believed that late-stage human embryos tend to turn their heads to the right. German biopsychologist Onur Güntürkün (Nature, 2003) conjectured that this tendency to turn to the right manifests itself in other ways as well, so he studied kissing couples to see whether both people tended to lean to their right more often than to their left (and if so, how strong the tendency is). He and his researchers observed couples from age 13 to 70 in public places such as airports, train stations, beaches, and parks in the United States, Germany, and Turkey. The observers were careful not to include couples who were holding objects such as luggage that might have affected which direction they turned. We will assume these observations are representative of the overall decision-making process when kissing.
Practice Problem 1.8A
In Investigation 1.6, Dr. Güntürkün conjectured that 2/3 of kissing couples lean right.
(a) Would the normal approximation (Central Limit Theorem) be valid for the kissing study in Investigation 1.6? Justify your answer.
Answers
"The investigation 1.6 study on kissing couples was conducted by German biopsychologist Onur Güntürkün to determine whether couples have a tendency to lean towards their right when kissing.A central limit theorem approximates a sampling distribution to a standard normal distribution if a few requirements are satisfied. The central limit theorem is valid only for the large sample size, i.e., n > 30. The theorem may be applicable even for n < 30 if the sample distribution is approximately symmetrical. So, the normal approximation (Central Limit Theorem) would be valid for the kissing study in Investigation 1.6 since it was carried out on a large number of people from the United States, Germany, and Turkey aged between 13 and 70 in public places such as airports, train stations, beaches, and parks. Hence, the normal approximation would be valid for this study.
About BiopsychologistBiopsychologyist is a psychological approach from a biological aspect. Humans basically inherit physical traits from their parents, or also their genetic grandparents. These characteristics appear through the aspect of height, skin color, eye color, straight or curly hair, lip thickness and so on. Biopsychology deals with what Biopsychology is the scientific study of behavioral biology. Some call this field psychobiology, behavioral biology, or behavioral neuroscience, but it is usually called biopsychology because it denotes a biological approach to the study of psychology rather than a psychological approach to biology.
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The illustration shown is an ovum, a female sex cell. A mutation in this cell may be passed to the woman's offspring during
A)
birth.
B)
mitosis.
C)
DNA replication
D)
sexual reproduction.
Answers
Answer: C) DNA replication
Explanation: A mutation in this cell may be passed to the woman's offspring during During this process, the nucleus of a cell divides to form two nuclei that are identical to the original cell. (AKA DNA replication)
Answer:
the correct answer is D
Explanation:
In feedback inhibition, the inhibitor of the biochemical pathway is often.
Answers
In feedback inhibition, the inhibitor of the biochemical pathway is often the end product of the pathway. Feedback inhibition is the process of regulating a biochemical pathway by the inhibition of an initial enzyme by the pathway's final product or its by-product.
It is an important process in the regulation of metabolic pathways and maintaining homeostasis within the cell. In feedback inhibition, the end product of the pathway acts as an inhibitor of the initial enzyme of the pathway. This results in a decrease in the production of the pathway's end product, which is beneficial for the cell.
The inhibition is reversible and can be overcome by the depletion of the inhibitor or by other factors that can reactivate the initial enzyme. Feedback inhibition is a common mechanism in living organisms and is involved in the regulation of a variety of biochemical pathways, including glycolysis, the citric acid cycle, and the synthesis of amino acids and nucleotides.
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In feedback inhibition, the inhibitor is often a product of the biochemical pathway itself. This regulation helps cells maintain homeostasis by ensuring overproduction doesn't occur. When product levels decrease, the pathway can resume.
Explanation:In feedback inhibition, the inhibitor of the biochemical pathway is often a product of the pathway itself. This mechanism helps to maintain homeostasis in cells by ensuring that biochemical pathways do not continue when there is an abundance of the product. When the product levels decrease, the inhibition is lifted and the pathway can resume its function. Here is an example: In the biochemical pathway that synthesizes the amino acid tryptophan, when tryptophan levels are sufficient in the cell, tryptophan acts as an inhibitor and binds to the enzyme responsible for the first step of the pathway, thus inhibiting the further synthesis of tryptophan.
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Which microscope uses regular light for illumination but has a special condenser to accent minute differences in the refractive index of structures within a specimen?
Answers
The microscope that uses regular light for illumination but has a special condenser to accent minute differences in the refractive index of structures within a specimen is called a phase contrast microscope.
A phase contrast microscope is an optical microscope that utilizes the phase shifts of light passing through different parts of a specimen to enhance the visibility of its details. This microscope is particularly useful for observing transparent or unstained specimens, as it allows for visualization of structures that may otherwise be difficult to see with a regular light microscope.
The main advantage of a phase contrast microscope is its ability to accentuate the subtle differences in the refractive index of structures within a specimen, which helps to enhance contrast and increase clarity. This is achieved by using a special condenser that modifies the phase of light passing through the specimen. The modified light then interacts with a phase plate in the objective lens, resulting in differences in brightness and darkness, thereby making the specimen structures more visible.
In summary, the phase contrast microscope utilizes regular light for illumination and employs a special condenser to highlight minute differences in the refractive index of structures within a specimen. This technique allows for enhanced contrast and improved visibility of transparent or unstained specimens.
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did you notice a covering on the spinal cord what is it
Answers
Yes, I did notice a covering on the spinal cord. It is called the meninges.
The meninges are a system of three protective membranes that envelop the spinal cord and brain. These layers, from outermost to innermost, are the dura mater, arachnoid mater, and pia mater. The primary function of the meninges is to provide physical protection and support to the delicate neural tissue, as well as containing cerebrospinal fluid (CSF) which serves as a shock absorber and provides nutrients to the spinal cord and brain.
The meninges provide protection and cushioning for the spinal cord, as well as a barrier to prevent infection and inflammation. They also contain cerebrospinal fluid which helps to nourish and protect the spinal cord. Overall, the meninges play an important role in maintaining the health and function of the spinal cord.
In addition, the meninges play a crucial role in maintaining the stability and structure of the central nervous system. Overall, the meninges are essential for the protection and proper functioning of the spinal cord and brain.
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What is the process by which food produced in
photosynthesis is transported from the leaves to
the growing regions of plants and storage
organs?
Answers
Answer:
Translocation
Explanation:
Biosynthesis of carbohydrates in green plants is called photosynthesis. This proces uses inorganic carbon (CO2), water and solar energy in a complex, multi-step process in mesophyll cells of leaves (sources).
Afterward, plants optimize the reaction products for use or storage in other regions. Plants form sucrose, as an energy-efficient storage molecule for transportation and later storage.
Sucrose contains more energy than the monomer, glucoseSucrose is a highly stable non-reducing sugar- it is non-reactive.These sugars move through the mesophyll via plasmodesmata; here, they reach phloem sieve tube elements in vascular bundles. From the STEs, they are actively transported against their concentration gradient to the phloem.
When the sugars enter the phloem, their high concentration cause water to move into the phloem from neighboring xylem vessel. This increases the water pressure inside the phloem, causing the sap to move towards sinks. Sinks may be actively growing regions or storage like the roots. There, the sucrose is polymerized into starch for long term storage.
Label as dominant or recessive traits. Give the possible genotypes of all individual. Show your work!
Answers
Pedigrees are used to determine the inheritance pattern of a gene, among other uses. In the exposed example, the trait is recessive and transmitted by an autosomal gene. Labelled image in the attached files.
What is a pedigree?A Pedigree is the representation of a family's history. This graph is used to track a trait through different generations, and analyze the inheritance pattern of a particular gene and its expression.
It is a tool used to understand how genes are transmitted from the parental generation to the descendants, and what are the probabilities of inheriting them.
In the exposed example, the trait is recessive and transmitted by an autosomal gene.
Let us assume this is a diallelic gene,
D is the dominant alleled is the recessive alleleIndividuals,
I1 and I2 are DdII1, II3, and II4 are DdII2 is ddIII1 is DdIII2 is ddIII3 and III4 are DdIII5 might be either Dd or DDIII6 is ddIII7 must be DDIV1 must be DdIV2 is ddI4, IV5, IV6, IV7 are DdV1, V2, V3, and V4 are DdVI1 is ddVI2is DdIn the attached files you will find the labelled image
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This peripheral blood smear is from a 42-year-old man with a past medical history significant for hypertension who presents with progressive fatigue and weakness over the past month. He indicates generalized abdominal fullness. Laboratory data include: WBC = 129.7 x 10^3/uL , RBC = 4.43 x 10^6/uL , HGB = 13.0 g/dL, MCV = 91 fL, RDW = 15%, and PLT = 309 x 10^3/uL. Identify the following cells and answer the accompanying questions.
1.What cytochemical stain might be done on the peripheral blood smear to aid in diagnosis?
2.What would you expect the results of the special stain to be ?
3.Explain your answer Calculate the Mean corpuscular Hemoglobin Concentration
4.Calculate the Hct What is this disease?
5.Name the chromosomes associated with this disease. Explain the genetic translocation associated with this disease
Answers
1. A cytochemical stain that might be done on the peripheral blood smear to aid in diagnosis is a myeloperoxidase (MPO) stain. 2. If a myeloperoxidase (MPO) stain is performed, the results would be negative. 3. The mean corpuscular hemoglobin concentration (MCHC) cannot be determined with the given data since the hematocrit (Hct) value is not provided.
1. A cytochemical stain that might be done on the peripheral blood smear to aid in diagnosis is a myeloperoxidase (MPO) stain.
2. In this case, if a myeloperoxidase (MPO) stain is performed, the results would be negative.
3. The mean corpuscular hemoglobin concentration (MCHC) is calculated by dividing the hemoglobin concentration (HGB) by the hematocrit (Hct) and multiplying by 100. However, the information provided in the question does not include the Hct value, which is necessary for calculating the MCHC. Therefore, it is not possible to determine the MCHC with the given data.
4. The hematocrit (Hct) can be calculated by multiplying the red blood cell count (RBC) by the mean corpuscular volume (MCV) and dividing by 10. In this case, the RBC count is 4.43 x 10^6/uL and the MCV is 91 fL. Using the formula: Hct = (4.43 x 10^6) x (91) / 10, the calculated Hct is 40.273%.
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studying competition between the peaks of otter salamander and the eastern redback salamander would be an example of studying ecology at the level.
Answers
Studying the competition between the peaks of otter salamander and the eastern redback salamander would be an example of studying ecology at the population level.
Ecology is a scientific discipline that studies living organisms and their interactions with the environment. The different levels of ecology are population ecology, community ecology, ecosystem ecology, and biosphere ecology.
Population ecology is the study of how populations of organisms interact with their environment, including competition between species, predator-prey relationships, and reproductive behavior, among other things.
The peaks of Otter salamander (Plethodon hubrichti) are a group of salamanders found in the Appalachian Mountains in the eastern United States. They are highly adapted to their habitat, which is often moist and cool, and are known for their unique breeding habits.
The eastern redback salamander (Plethodon cinereus) is another species of salamander found in the Appalachian Mountains. It is a common species, and is often found in moist, wooded areas where it feeds on insects and other small invertebrates.
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what are the flaps on the front of the atria called
Answers
Answer:
they are called "Auricles"I hope this helped :)
2. Which describes reproduction in seabirds?
a. ovoviviparous, giving birth at sea
b. oviparous, laving eggs in nests on land
C. viviparous, giving birth on land
d. viviparous, giving birth at sea
Answer: B
Answers
Answer:
I thnk it is d
Explanation:
COMPARE THE APPROPRIATENESS
OF THE
PERCENTAGE
COMPOSITIONS OF
THE TWO PRODUCTS?
Answers
It's easy to understand percent composition. The mass percentage of each element in a compound is indicated by the composition, or percent. Adding two or more elements together creates a chemical complex.
What is percent composition?It's easy to understand percent composition. The mass percentage of each element in a compound is indicated by the composition, or percent. Adding two or more elements together creates a chemical complex. Discovering the percentage composition of a specific element within a chemical compound can be useful if you're researching one. Mass of element/molecular mass multiplied by 100 gives the percent composition. Following these methods will help you determine an element's percentage composition in a compound.Solving Process:
Calculate the compound's molar mass, expressed in grams per mole, for each component.Identify the total compound's molecular weight.Subtract the whole molecular mass from the molar mass of the component.A number between 0 and 1 will now be available to you. To determine the percentage of component, multiply it by 100.Ideas for resolving:
Since the compounds will always sum to 100%, in a binary compound you can discover the percentage of the first element and then divide 100% by (first element) to get (second element) percentage. If using a calculator, you can save the total molar mass to a variable like "A." Calculations will go faster as a result, and typos will be less often.To Learn more About percent composition Refer To:
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how does energy get into the air also what happens to the air temperature
Answers
Answer:
Since air is a poor conductor, most energy transfer by conduction occurs right near Earth's surface. Conduction directly affects air temperature only a few centimeters into the atmosphere. During the day, sunlight heats the ground, which in turn heats the air directly above it via conduction.
Explanation:
hope it helps
What are melanin and carotene?
Answers
Carotene - pigments that are oxygen-free. Most are hydrocarbons (hydrogen and carbon ONLY) their colour varies from yellow to orange to red
Researchers use a computer model to simulate an oil spill
in the ocean. The model predicts which areas of the
shoreline will be most impacted by an oil spill if it occurs in
a certain area.
What are two limitiations of this model?
A. It does not predict a situation that might cause an oil spill to
happen.
B. It does not show how each species of wildlife would be affected
by the oil spill.
C. It cannot be used to evaluate how an oil spill might affect multiple
areas of shoreline.
D. It does not show how an oil spill might spread from one area to
another
Answers
Researchers use a computer model to simulate an oil spill in the ocean. The model predicts C. It cannot be used to evaluate how an oil spill might affect multiple areas of shoreline. and D. It does not show how an oil spill might spread from one area to another.
Relying on the situation, oil spills may be very harmful to marine birds, sea turtles, and mammals, and also can damage fish and shellfish. Oil destroys the insulating capacity of fur-bearing mammals, which include sea otters, and the water-repelling abilities of a bird's feathers, exposing them to tough factors.
Oil spills can damage sea creatures, destroy an afternoon at the beach, and make seafood hazardous to consume. It takes sound technological know-how to ease up the oil, measure the effects of pollutants, and help the ocean recover.
Oil spills frequently show up because of injuries, when people make mistakes or equipment breaks down. other causes consist of natural screw-ups or deliberate acts. Oil spills have essential environmental and monetary outcomes. Oil spills also can have an effect on human health.
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Which observation supports the idea that information is passed down from parents to their offspring?
O A.
The baby bears look very similar to the mother.
ОВ.
The baby bears are smaller than the mother.
OC.
The baby bears run faster than the mother.
OD.
There are two babies and only one parent.
I
Answers
Answer: A
Explanation:
Traits can be visible, when offspring look similar to the parents they have physical traits that have been passed down.
16. Predict What would happen if a tendon in
your finger were cut?
Answers
Answer:
you will be unable to straighten one or more finger of your flexor tendon is damaged
Why do the noble gases NOT form compounds readily?
Group of answer choices
They have an empty outer shell
They have a full valence shell
They have 7 valence electrons
They have no electrons
Answers
it's bc they have a full valence shell
Click the image that matches the following description Land loses heat energy faster than water, which means the air molecules over the water are
warmer and less dense. The air over the water rises into the atmosphere and pushes the cooler air out of the way. As the cool air becomes denser it sin
over the land and is pushed toward the water
Answers
Because water has a considerably larger heat capacity, or specific heat, than sands, soils, or other materials do.
How does water absorb heat energy compared to land?For a given quantity of sun irradiation (insolation), water temperature will rise less than land temperature because water has a considerably larger heat capacity, or specific heat, than sands, soils, or other materials do.As a result of the pressure differential, air moves from the low pressure over the land to the high pressure over the sea. The sea breeze is the word used to describe this airflow from the sea to the land.Convection, conduction, thermal radiation, and evaporative cooling are a few of the several types of heat transmission methods.To learn more about heat energy refer to:
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The process through which animals and plants produce offspring is called __
Answers
Offspring receive different allele pairs independently of each other because of the _______________.
Answers
if you look at a cross section of a plant stem and see organized bundles of vascular tissue only near the outer surface of the stem the plant is most likely what?
A. a monocot
B. A single called algae
C. A dicot
D. moss