In a given food chain the first level carnivores on the average ingest 30% of the production of herbivores and the second level carnivores ingest 65% of the first level carnivores. The first level and second level carnivores assimilate 75% and 90% of the ingested food. Estimate the assimilated energy with respected to the production of the herbivores by the a. First level carnivores b. Second level carnivores
Answers
a. The first level carnivores assimilate 22.5 units of energy with respect to the production of the herbivores.
b. The second level carnivores assimilate 13.1625 units of energy with respect to the production of the herbivores.
To estimate the assimilated energy with respect to the production of the herbivores, we'll follow the given information step by step.
Let's assume the production of herbivores is represented by 100 units.
a. Assimilated energy by the first level carnivores:
First, the first level carnivores ingest 30% of the production of herbivores, which is 30 units. Then, they assimilate 75% of the ingested food, so the assimilated energy by the first level carnivores is 75% of 30 units:
Assimilated energy by first level carnivores = 0.75 * 30
= 22.5 units
b. Assimilated energy by the second level carnivores:
The second level carnivores ingest 65% of the first-level carnivores. The ingested energy by the second-level carnivores can be calculated by multiplying the percentage with the assimilated energy of the first level carnivores:
Ingested energy by second-level carnivores = 65% of assimilated energy by first-level carnivores
= 0.65 * 22.5 units
= 14.625 units
Next, the second-level carnivores assimilate 90% of the ingested food:
Assimilated energy by second level carnivores = 0.90 * 14.625 units
= 13.1625 units,
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whose work first identified the principle of dominance biology
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Mendel work first identified the principle of dominance biology in the sense of genetic dominance to express a particular phenotypic character.
What is the principle of dominance in genetics and biology?The principle of dominance in genetics and biology makes reference to the presence of an allele that masks the expression of another allele in the same gene locus, thereby dominating its expression.
Therefore, with this data, we can see that the principle of dominance discovered by Gregor Mendel is based on the expression of only one allele in an individual who is heterozygous.
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which type of study lasts for 1 to 4 days and measures mortality of organisms as a response to a dose of a chemical?
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The type of study you are referring to is an Acute Toxicity Study.
An acute toxicity study is a type of toxicity test that lasts for 1 to 4 days and measures mortality of organisms as a response to a dose of a chemical. These studies help to determine the lethal concentration (LC) or lethal dose (LD) of a substance, which is crucial for assessing its potential hazards to human health and the environment.
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why can fatty acids not take part in gluconeogenesis?
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Fatty acids cannot be used for gluconeogenesis because they do not contain glucose and cannot be converted to glucose by the body.
Gluconeogenesis is the process of synthesizing glucose from non-carbohydrate sources, such as amino acids, lactate, or glycerol, which can be converted to glucose through a series of metabolic reactions. Fatty acids are an important source of energy for the body, but they cannot be directly converted to glucose. Instead, they are broken down into acetyl-CoA molecules through a process called beta-oxidation, which takes place in the mitochondria of cells. Acetyl-CoA molecules can then enter the citric acid cycle to produce energy in the form of ATP.
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1.The structure most responsible for maintaining cell homeostasis is the
(1 Point)
cytoplasm
cell wall
mitochondria
plasma membrane
Answers
Answer:
Plasma Membrane
Explanation:
Hope this helps any!
Which characteristic can be inherited?
o the appetite of a puppy
O freckles on the skin
O the length of hair in a human
the ability to play piano
PLEASE HELP!!!
Answers
Answer:
Freckles on skin.
Please give brainlist!
5. What are virus hoaxes? Why are the hoaxes sometimes more dangerous than an actual virus?
Answers
Answer:
An actual computer virus is a malicious software, often known as malware, that can harm a computer and its users.
Virus hoaxes are false or misleading information about viruses that circulate through various communication channels.
They can be more dangerous than actual viruses due to their ability to spread quickly, cause panic, and undermine effective public health measures.
Virus hoaxes are deceptive messages or claims that often exaggerate the severity or impact of a particular virus. They can be spread through social media, email chains, or word of mouth. These hoaxes may include misinformation about symptoms, transmission methods, or false remedies, leading people to take ineffective or even harmful actions.
What makes virus hoaxes particularly dangerous is their potential to create panic and misinformation at a rapid pace. The viral nature of social media and other communication platforms allows these hoaxes to reach a wide audience within a short period. As a result, people may make decisions based on false information, such as avoiding necessary medical treatment, taking unnecessary precautions, or spreading fear and misinformation to others.
Moreover, virus hoaxes can undermine public health efforts by diverting attention and resources from legitimate preventive measures. They can erode trust in healthcare authorities and disrupt the dissemination of accurate information, making it harder for individuals to make informed decisions and follow recommended guidelines.
This can have severe consequences, especially during outbreaks or pandemics, where timely and accurate information is crucial for public safety. Therefore, it is essential to verify the credibility of information and rely on trusted sources to mitigate the risks associated with virus hoaxes.
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Which is not a way that ATP is used for mechanical work?
Movement at the cellular level.
Muscle contractions
Movement of the flagellum
Joining monomers to form a polymer
Answers
Answer:
Joining monomers to form a polymer
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the ""neural signature"" of dyslexia seems to be impaired processing in the brain’s...
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The neural signature of dyslexia appears to involve impaired processing in the brain's left hemisphere regions responsible for reading and language comprehension.
This includes the inferior frontal gyrus, the superior temporal gyrus, and the angular gyrus.
These regions are important for decoding and integrating phonological and semantic information.
An explanation for this impaired processing is that individuals with dyslexia may have differences in brain structure and connectivity, as well as decreased activation in these regions during reading tasks.
Additionally, dyslexia may be influenced by genetic and environmental factors, such as prenatal exposure to stress or toxins.
In summary, the neural signature of dyslexia involves impaired processing in the left hemisphere regions responsible for reading and language comprehension, potentially due to differences in brain structure and connectivity, decreased activation during reading tasks, and genetic and environmental factors.
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advantages and disadvantages of insert pollination
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You may have heard that bees are disappearing and bats are dying. These and other animal pollinators face many challenges in the modern world. Habitat loss, disease, parasites, and environmental contaminants have all contributed to the decline of many species of pollinator
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Pollinators are a reminder that of the 100 crop species providing 90 percent of the world's food, over 70 are pollinated by bees.
Improving existing and providing new habitat for pollinators has become a major focus for Natural Resources Conservation Service (NRCS) in working with our many partners and private land owners.
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Answers
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The (dynamic and environment responsive) pattern of auxin distribution within the plant is a key factor for plant growth, its reaction to its environment, and specifically for development of plant organs(such as leaves or flowers). It is achieved through very complex and well-coordinated active transport of auxin molecules from cell to cell throughout the plant body — by the so-called polar auxin transport. Thus, a plant can (as a whole) react to external conditions and adjust to them, without requiring a nervous system. Auxins typically act in concert with, or in opposition to, other plant hormones. For example, the ratio of auxin to cytokinin in certain plant tissues determines initiation of root versus shoot buds.
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true or false? a codon is a group of three bases that can specify more than one amino acid.view available hint(s)for part atrue or false? a codon is a group of three bases that can specify more than one amino acid.truefalse
Answers
It is true that a Codon is a trio of nucleotides that can designate many amino acids. Four nucleotides make up the language of DNA and RNA molecules, while 20 amino acids make up the language of protein molecules.
Do three codons equal one amino acid?This proved that the coding unit is made up of three nucleotides. A codon is a triplet of nucleotides that codes for an amino acid. One amino acid is encoded by each set of three nucleotides.
A codon may specify multiple amino acids.Even within a single gene, a codon can spontaneously evolve to code for two different amino acids, with the choice of the inserted amino acid being determined by an RNA structure in the 3′-untranslated region.
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Help me out please , I’m not sure what to do
Answers
Answer:
Interesting assignment. I really hope this helps! -
Explanation:
You are going to use the chart where he graphed the data on his hamster's diet to dissect and identify, the parts of this scientific method.
TIP - try to think of this in a first-person perspective meaning try to think of this as you doing the experiment.
Hope this helped understand this assignment. :)
A disadvantage of ______ reproduction is that offspring generally have more competition for resources, such as food and living space.
Answers
Answer:
A disadvantage of ⇒ asexual reproduction is that offspring generally have more competition for resources, such as food and living space.
Explanation:
Hope this helped!
-BB
Answer:
Its asexual
Explanation:
I just took the quiz for
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Answers
This is because a variety of components must be integrated in order to accurately interpret and respond to the signal in a timely and effective manner.
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benefits of variation in height
Answers
Answer:
It’s nice to be tall. Tall people are more likely to get hired, get promoted and are paid better than their shorter counterparts. They can reach things from high shelves, have unobstructed views at parades, and are consistently rated as being more attractive than others. Overall seems like a sweet deal.
If you are short, you get depressed when some points out that a study in the New England Journal of Medicine suggested that shorter people are at higher risk for heart disease. However, you might find some solace from a study published in PLOS one that found that shorter people lived longer or another study that suggested that taller people are at increased risk for cancer. When it comes to whether it is better to be tall or short, there is a lot of medical research on the subject, and one half contradicts the other half.
These studies get a lot of media play because they are instinctively popular. We are obsessed with height as a society. After all, we invented high-heeled shoes to defy genetics and punish our ankles.
But every time a report claims that taller is better (or that shorter is better), headline writers seem to consistently forget that six months ago they were claiming the opposite.
But being short i also nice so if someone is making fun for your height its because their insecure about their own height
Answer:
Variation in height creates a diverse and more dynamic world, we need certain heights for certain careers as well as certain tasks.
__________________________________________________________
QuestionsAsk in comments box.
Which of the following represents the concept of RNA?
a) It consist of one strand.
b) It's sequence comes of the DNA strand.
c) Instead of Thymine, it uses Uracil as a nitrogenous bases.
d) All of the above.
Answers
Answer:
D is the answer please answer the
Fruits simmered in thick syrup are a Balkan specialty called
A. slatko
B. sarma
C. musaka
D. samana
Answers
Answer:
A. Slatko.
Explanation:
Fruits simmered in a thick syrup are a Balkan specialty called Slatko.
Hope this helps!
what is this element?
Answers
Answer:
boron
Explanation:
A fish farmer has a large pool used to grow a species of fish. The farmer decides to add a second species of fish to the pool. Both fish species feed on the same type of food, but the fish farmer does not increase the amount of food added to the pool, maintaining the same carrying capacity in the pool.
Which graph shows how the population of the two fish species will change?
Answers
Answer:
D
Explanation:
Explanation: The capacity of fish to the ratio of population change increased and showed a variable degree of measurements.
what is 20 degrees Celsius in Fahrenheit
Answers
Answer:
68 degrees Fahrenheit
Explanation:
divide by 5 (20/5=4)
multiply by 9 (4 x 9= 36)
add 32 (36+32=68)
Answer:
68 degrees F
Explanation:
20 x 1.8 + 32
20= C
(multiply C by 1.8 then add 32!!)
What is serum troponin
Answers
Answer:
Serum troponin refers to a group of proteins found in cardiac and skeletal muscle cells that are released into the bloodstream after a heart attack or other types of heart damage. Measuring the levels of troponin in the blood can help diagnose and monitor various heart conditions, as elevated levels of troponin are a sign of cardiac injury or damage.
2. explain the salmon life cycle including the environments and the physiological changes which occur. use your text or other resources for information.
Answers
The salmon life cycle including the environments and the physiological changes which occur is starting from egg - alevin - fry - parr experiencing physiological changes smoltification - smolt - adult salmon
The salmon life cycle is a fascinating process that involves several different environments and physiological changes. First, the salmon begin their lives as eggs in a freshwater stream. The eggs hatch into alevins, which are small fish with an attached yolk sac for nourishment. Next, the alevins grow into fry, which are small fish that begin to swim and feed on their own. The fry continue to grow and develop into parr, which are larger and have distinctive markings on their sides. As the parr grow, they undergo a physiological change known as smoltification, in which their bodies prepare for the transition from freshwater to saltwater. This includes changes to their gills, scales, and behavior.
Once the smoltification process is complete, the salmon, now known as smolts, migrate to the ocean. In the ocean, the salmon continue to grow and mature into adults. Finally, the adult salmon make the journey back to their original freshwater stream to spawn and lay their eggs, completing the life cycle. Throughout their lives, salmon experience a variety of environments, including freshwater streams, estuaries, and the open ocean. They also undergo several physiological changes to adapt to these different environments.
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Which of the following would you expect to see in a positive feedback system?
1. a reduction in output
2. a magnification of output
3. a stabilization of output
4. a movement toward equilibrium
Answers
Answer: a magnification of output
Explanation: positive feed back means that you should be able to do the same amount of work but have a greater output
Why are the strands of DNA said to be anit-parallel?
Answers
Answer:
hope it helps...
Explanation:
DNA replication
The nucleic acid sequences are complementary and parallel, but they go in opposite directions, hence the antiparallel designation. The antiparallel structure of DNA is important in DNA replication because it replicates the leading strand one way and the lagging strand the other way.
Which of the following best describes Darwin's (and Wallace's) theory of evolution?
Question 1 options:
Organisms adapt during their individual lifetime and then pass on that adapted trait to their offspring.
The different species appeared on our planet in a random fashion. There are no reasons for why animals are in the locations they are in or have the features they have.
Galapagos finches have changed over time to get longer beaks to be able to eat the seeds on the island
The diversity of life on our planet comes from the process of evolution supported by the mechanism of natural selection.
Answers
Answer:
4
Explanation:
The diversity of life on our planet comes from the process of evolution supported by the mechanism of natural selection according to Darwin's (and Wallace's) theory of evolution.
Natural selectionNatural selection is the process through which populations of living organisms adapt and change.It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.In 1859, Charles Darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation.Thus, we can conclude that The diversity of life on our planet comes from the process of evolution supported by the mechanism of natural selection.
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How is mitochondrial DNA (mtDNA) typing used in forensic science?
A. A suspect's mtDNA sample is matched to an unknown sample of nuclear DNA that was found at a crime scene.
B. A suspect's mtDNA sample is matched to an unknown sample of mtDNA that was found at a crime scene.
C. A suspect's nuclear DNA sample is matched to an unknown sample of nuclear DNA that was found at a crime scene.
D. A suspect's nuclear DNA sample is matched to an unknown sample of mtDNA that was found at a crime scene.
Answers
Answer:
D
Explanation:
A suspects nuclear DNA sample is matched to an unknown sample of mt dNA that was found at a crime scene
A suspect's nuclear DNA sample is matched to an unknown sample of mtDNA that was found at a crime scene.
Nuclear DNA
Nuclear DNA (nDNA), or id, is the DNA contained whin each cell nucleus of a eukaryotic to Mendelian inheritance, with information coming from two parents, one male and one female—rather than matrilineally (through the mother) as in mitochondrial DNA.
Nuclear DNA is a nucleic acid, a polymeric biomolecule or biopolymer, found in the nucleus of eukaryotic cells. Its structure is a double helix, with two strands wound around each other, a structure first described by Francis Crick and James D. Watson (1953) using data collected by Rosalind Franklin. Each strand is a long polymer chain of repeating nucleotides. Each nucleotide is composed of a five-carbon sugar, a phosphate group, and an organic base. Nucleotides are distinguished by their bases: purines, large bases that include adenine and guanine; and pyrimidines, small bases that include thymine and cytosine. Chargaff's rules state that adenine always pairs with thymine, and guanine with cytosine. The phosphate groups are held together by a phosphodiester bond and the bases are held together by hydrogen bonds.
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Monosaccharides disaccharides and polysaccharides are examples of.
Answers
Answer:
Sugars
Explanation:
Saccharide is another term used to describe sugars. The prefixes (mono = one, di = two, poly = more than two) represent how many glucose molecules are present in the overall molecule. Glucose is the base structure of sugars. Furthermore, all saccharides (sugars) are carbohydrates.
Which of the following is an effect of both improper livestock and improper irrigation practices? (1 point)
Excess levels of nutrients in the water supply
O Excess amounts of water being withdrawn
Excess levels of metals in the water supply
O Waste seepage
Answers
Answer:
Excess amounts of water being withdrawn
Explanation:
I think its right
The correct answer is excess amounts of water being withdrawn.
What is livestock?
Domesticated animals raised in an agricultural context for the purpose of providing labor and producing agricultural goods such as meat, eggs, milk, fur, leather, and wool are known as livestock.
What are irrigation practices?
Irrigation is the artificial application of water to crops to meet their water requirements. Irrigation can also be used to deliver nutrients to the crops.Learn more about livestock and irrigation practices here:-
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T/F. A cofactor helps in enzyme function and is composed of a specific amino acid sequence.
Answers
The statement: A cofactor helps in enzyme function and is composed of a specific amino acid sequence is FALSE.
A cofactor is a non-protein chemical compound that is required for the proper functioning of an enzyme. Examples of cofactors include metal ions, coenzymes, and prosthetic groups.
Cofactors are not composed of a specific amino acid sequence, but rather are typically small organic or inorganic molecules that can bind to the enzyme to help it carry out its catalytic function.
Coenzymes are a type of cofactor that are small organic molecules, such as vitamins or derivatives of vitamins, that are required for the function of certain enzymes.
Prosthetic groups, on the other hand, are tightly bound cofactors that are permanently attached to the enzyme protein. Metal ions can also act as cofactors by binding to certain enzymes and helping to facilitate chemical reactions.
The presence or absence of a cofactor can have a significant impact on enzyme activity, as it can affect the shape and reactivity of the enzyme active site. In some cases, a cofactor may be essential for enzyme activity, while in others it may simply enhance or regulate the activity of the enzyme.
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The Amazon rainforest is a complex ecosystem with high biodiversity. Using the information you have read, what do you think biodiversity means.
A.
the number of one species that lives in an area.
B.
the variety of species that live in an area
C.
the number and variety of species that live in an area
Answers
Answer: C.the number and variety of species that live in an area
Explanation:
I hope that was useful