The substance produced in anaerobic respiration is changed back to glucose.
Where does this process happen? Tick one box.
lungs
stomach
brain
liver
Answers
Answer:
liver hope it helps
Explanation:
Related Questions
7. Using the data for day 365, calculate the OBSERVED genotypic frequencies (FF, Ff, ft).
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The data recorded shows that the population of feathered animals has increased significantly over the course of 365 days.
How to explain the informationThe number of FF animals has increased by 100, the number of Ff animals has increased by 20, and the number of ff animals has decreased by 40. This suggests that the FF and Ff animals are more likely to survive and reproduce than the ff animals.
There are a number of possible explanations for this. One possibility is that the FF and Ff animals are better adapted to their environment than the ff animals. For example, they may be better able to regulate their body temperature or find food. Another possibility is that the FF and Ff animals are more social than the ff animals, and they are able to help each other survive and reproduce.
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PLZ HELP!!!!!
. Flattened, hollow folds and sacs of endoplasmic reticulum are called cisternae.
a. TRUE
b. FALSE
Answers
Answer:
true
hope this helps
have a good day :)
Explanation:
The B-vitamin involved in oxidation-reduction reactions is: A) vitamin B12. B) riboflavin. C) thiamin. D) folate.
Answers
The B-vitamin involved in oxidation-reduction reactions is riboflavin, which is also known as vitamin B2. The correct option is B.
Riboflavin plays a critical role in energy metabolism, as it is required for the conversion of carbohydrates, fats, and proteins into ATP, the body's primary source of energy. It is involved in oxidation-reduction reactions in the body, which are essential for maintaining cellular health and function. These reactions involve the transfer of electrons from one molecule to another, which is important for the production of ATP.
Riboflavin is found in a variety of foods, including dairy products, eggs, meat, and green leafy vegetables. However, it is often lost during food processing and cooking, which can lead to deficiencies in some individuals. Riboflavin deficiency can result in a number of health problems, including anemia, skin disorders, and eye issues. Therefore, it is important to ensure that your diet includes adequate amounts of riboflavin.
In conclusion, riboflavin is the B-vitamin involved in oxidation-reduction reactions, which are essential for energy metabolism and cellular function. Adequate intake of this vitamin is necessary for maintaining optimal health and preventing deficiencies.
Thus, the correct option is B.
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What do these expression patterns and those in Figure 21.19 indicate about Hox genes and their evolution?
Answers
The expression patterns and Figure 21.19 indicate that Hox genes play a crucial role in controlling the body plan and development of organisms, and their conservation and modification across different species highlight their significance in evolution.
Hox genes are a group of genes that regulate the development of body structures along the anterior-posterior axis in animals.
The expression patterns of Hox genes determine the identity and differentiation of body segments during embryonic development.
Figure 21.19 likely shows the expression patterns of Hox genes in various species, demonstrating their conserved roles in specifying body segments.
The presence of similar expression patterns of Hox genes in different organisms suggests their ancient origin and conservation throughout evolution.
However, variations in the expression patterns or modifications in the number and arrangement of Hox genes also indicate their role in diversification and the evolution of body plans among different species.
Overall, the expression patterns and the observations in Figure 21.19 suggest that Hox genes have been crucial in shaping the diversity of body plans during evolution, both through their conservation and their modifications.
They provide insights into the mechanisms underlying morphological variation and the evolutionary processes that have driven the development of different animal species.
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Need help fast!!!!!!
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A standard petri dish has a surface area of 314 millimeters squared, which is equivalent to 314,000 micrometers squared. What is the maximum number of prokaryotic cells that could fit on the petri dish and completely cover the surface?
Answers
The maximum number of prokaryotic cells that could fit on a standard petri dish and completely cover the surface is approximately 314,000 cells.
To determine the maximum number of prokaryotic cells that can fit on the petri dish, we need to consider the surface area available and the size of the prokaryotic cells.
Given that the surface area of the petri dish is 314,000 square micrometers, we need to determine the size of an individual prokaryotic cell. Prokaryotic cells can vary in size, but on average, they are about 1 to 10 micrometers in diameter.
Let's assume that the prokaryotic cells we are considering have an average diameter of 1 micrometer. To calculate the area occupied by a single cell, we can use the formula for the area of a circle:
Area = π * (radius)^2
Since the diameter is 1 micrometer, the radius is 0.5 micrometers. Plugging in these values, we get:
Area = π * (0.5 micrometers)^2
Area = 0.7854 square micrometers
Now, to find the maximum number of cells that can fit on the petri dish, we divide the total surface area of the dish by the area of a single cell:
Number of cells = Total surface area of the petri dish / Area of a single cell
Number of cells = 314,000 square micrometers / 0.7854 square micrometers
Number of cells ≈ 399,199.5 cells
Since we cannot have a fraction of a cell, the maximum number of prokaryotic cells that could fit on the petri dish and completely cover the surface would be approximately 314,000 cells.
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The author writes, “Gerardo Ceballos, a researcher at the Universidad Nacional Autonoma de Mexico in Mexico City, acknowledged that the study is written in usually alarming tones for an academic research paper. ‘It wouldn’t be ethical right now not to speak in this strong language to call attention to the severity of the problem,’ he said.”
a) What evidence in the article supports the claim that this is a severe problem?
b) We often think of scientists as being objective. Do you think scientists have an ethical obligation to speak out when a problem seems so severe?
Answers
Answer:
a) What evidence in the article supports the claim that this is a severe problem?
_________ inherited traits that increase an organisms chance of survival, also determine an organism’s niche.
Answers
Answer:
adaptation
Explanation:
1 : the act or process of changing to better suit a situation. 2 : a body part or feature or a behavior that helps a living thing survive and function better in its environment. adaptation
Answer: Adaptations
Explanation: Got it correct on ECAD T1 Summer 2023 NM-Biology S2
Explain the correlation between solar radiation and kelp biomass .
Answers
Answer:
icicles icicles icon DM irks an ignitor
General Biology Conclusion Questions (24 pts) 1. Gel electrophoresis is a classic molecular technique to separate DNA by size. An electric current is run through the gel and the DNA moves from the negative to the positive, why? (1) Explain how the gel separates DNA by size?
Answers
Gel electrophoresis separates DNA by size because DNA molecules are negatively charged and move towards the positive electrode. Smaller DNA fragments travel faster through the gel matrix than larger ones.
In more detail, gel electrophoresis works by applying an electric current to a gel matrix, typically made of agarose or polyacrylamide. The negatively charged DNA molecules are loaded into wells at one end of the gel and, when the current is applied, they migrate towards the positive electrode. The gel matrix acts as a sieve, allowing smaller DNA fragments to move through the pores more easily and quickly than larger fragments. As a result, the DNA fragments become separated by size, with smaller fragments traveling further down the gel. This technique is commonly used in molecular biology research for purposes such as analyzing DNA samples or determining the sizes of DNA fragments in a sample. **Gel electrophoresis** and **DNA separation** are important aspects of this process.
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4. what types of substances can go directly through the cell membrane? What
types of substances will need the help of various proteins for transport?
Answers
oxygen, carbon dioxide and water
Explanation:
the molecules that can diffuse easily includes molecules that are small. But in some cases, water may need to be diffused using the channel protein.
5. Aristotle was the first to attempt to classify all the kinds of animals in his History of Animals. He grouped the types of creatures according to their
similarities: animals with blood and animals without blood, animals that live on water and animals that live on land. His system of classification was not
evolutionary, and the various species on the ladder had no genetic relationship to each other. Aristotle regarded the essence of species as fixed and
unchanging, and this view persisted for the next two thousand years.
After Aristotle, there was great interest in naming these new species and fitting them into the existing classifications. Leading to new systems of
classification being developed by various scientists. One such system was developed by Carl Linnaeus. By the time Linnaeus was born, there were many
systems of botanical classification in use. This, in fact, was the problem - there were too many inconsistent systems, and the same plant might have
several different scientific names. He published his most innovative work as a young man in 1735- The System of Nature. The System of Nature is notable
for an overall framework of classification that organized all plants and animals from the level of kingdoms all the way down to species. This system of
classification, although greatly modified, is essentially the one we use today.
Which of the following statements best explains why the changes we have made in our scientific system of classification are important to the scientific
community?
There is a common understanding in the classification of organisms.
All scientist will have a common system for the classification of locations containing fossils.
All members of the community understand how other scientists classify predator-prey relationships.
All members of the scientific community will use a similar system to classify the impact of removing species from ecosystems.
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Answers
Answer:
it is important because it helps us to identify the specific and generic name of organism
how many sell membranes does a bird egg have
Answers
a bird egg has 2 cell membranes
Species with homologous structures most likely:
A. are not closely related through evolution.
B. use it for the same function.
C. used to use the structure at one time but don't anymore.
D. share a common ancestor.
Answers
Groups with homologous characters share a common ancestor. These characters have the same embryological development, although their function might vary. Option D. share a common ancestor.
What is a homologous character?
Homologous characters are structures with the same basic elements.
Their position in the body and the relations with adjacent structures are also the same in different organisms, and they even share the same embryological development.
These structures might show variations between the organisms exhibiting them. Variations might be related to their function and to the environment in which the organism lives. The function they accomplish is not necessarily the same in all the organisms involved.
These homologous characters are present in organisms related that share a common ancestor.
For example, whales, humans, and cats all have the same bones in the same order, but they matured differently in later embryological development.
The correct option is then option D. Species with homologous structures most likely share a common ancestor.
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Species with more likely homologous structures share a common ancestor.
D. share a common ancestor.What are example homologous structures?The most correct definition for homology would be: They are structures of individuals, of different species or not, that were inherited from a common ancestor. The human arm is homologous to the horse's front leg. The bat's wing is homologous to the whale fin.
With this information, we can conclude that homologous have same embryological origin of structures from different organisms, and these structures may or may not have the same function
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If the greenhouse is sealed from the outside atmosphere, how would you predict this isolated system to differ from the carbon cycle of the outside world? Remember that this closed system only contains plants. Categorize each variable according to whether you would predict it to increase or decrease inside this system. Write / for increase and D for decrease.
Answers
If the greenhouse is sealed from the outside atmosphere, how would you predict this isolated system to differ from the carbon cycle of the outside world and in this case the energy of closed system is decreased.
What is closed system?A closed system has been defined as the system in which there has only transfer of energy has takes place this type of system has been known as closed system.
Example - Transfer of heat from a cup of tea.
Mainly there are three type of system.
1:- Open System
2:- Closed System
3:- Isolated System
Open system:-
A system in which there is transfer of both energy and mass these types of system is called as open system.
Example:- Flow of water in a canals
Closed System:-
A system in which there is only transfer of energy is takes place this type of system is known as closed system.
Example - Transfer of heat from a cup of tea.
Therefore, If the greenhouse is sealed from the outside atmosphere, how would you predict this isolated system to differ from the carbon cycle of the outside world and in this case the energy of closed system is decreased.
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When solid naoh is dissolved in water, the solution becomes hot. the solution process is:____.
Answers
A solid naoh is dissolved in water, the solution becomes hot. the solution process is anxiety (low vs. high) and stress (low vs. moderate vs. high) on test.
Everyone experiences anxiety occasionally, but persistent anxiety can reduce your quality of life. Though likely best known for altering behavior, worry can water negative effects on water physical health. Anxiety speeds up our heartbeat and breathing, concentrating blood flow to the parts of our brains that need it. You are getting ready for a challenging situation by having this extremely bodily reaction. Test performance may be impacted by anxiety. According to studies, pupils with low levels of test anxiety perform better on multiple-choice question (MCQ) exams than pupils with high levels of water. Studies have indicated that female students have greater levels of test anxiety than male students.
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One of the largest and oldest organisms on earth is located in fish lake and nation, forest, in utah.pando is an 80,000 year old grove of aspen trees that cover 100 acres. Although it looks like a forest, DNA analysis of several of the trees has confirmed it is really just one huge organism. Therefore the trees must have been reproduced
Answers
Pando aspen grove in Utah is an immense, genetically identical organism consisting of interconnected aspen trees spanning 100 acres and estimated to be around 80,000 years old.
One of the largest and oldest organisms on Earth, known as Pando, is located in Fish Lake National Forest in Utah. Pando aspen grove is an 80,000-year-old grove of aspen trees that covers approximately 100 acres. While it appears to be a forest, DNA analysis of several of the trees has revealed that they are genetically identical, confirming that Pando is actually one immense organism. The trees of Pando have been reproduced through a process called vegetative reproduction, where new shoots and stems emerge from the existing root system. This unique reproductive strategy has allowed Pando to persist and expand over thousands of years, making it a remarkable example of the interconnectedness and longevity of living organisms.For more questions on Pando aspen grove:
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An organism is unicellular autotrophic and ancient what domain does this organism does not belong
Answers
Answer:
Eukaryote
Explanation:
“Ancient” refers to archae. Archae and bacteria are the prokaryotic two domain out of three. In fact eukaryote have protists and plants which are able to perform autotrophic behavior. But unicellular wouldn’t define eukaryotes.
Whether the information i ufficient to allow predication of the repone of an organim to be different timuli baed on caue and effect relationhip between the repone of enory receptor and behavioral repond
Answers
The answer to this question is not a simple yes or no. The amount of information necessary to predict the response of an organism to different stimuli depends on the complexity of the organism and the type of stimuli involved.
In simple organisms, such as single-celled organisms, the cause and effect relationship between the response of sensory receptors and behavioral response can be relatively straightforward. For example, when a single-celled organism senses light, it will move away from the light source. Thus, based on the cause and effect relationship between the sensory receptor and behavioral response, it is possible to predict the organism’s response to the light stimulus.
In more complex organisms, such as humans, the cause and effect relationship between the response of sensory receptors and behavioral response is much more complex. For example, when someone sees a chocolate cake, they may experience a desire to eat the cake, but they may also experience feelings of guilt or anxiety if they know they should not eat the cake. Thus, it is much more difficult to predict the behavioral response of a complex organism to a stimulus such as a cake.
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The diagram below shows a model of the circulatory system. Red represents blood that has high oxygen content and blue represents blood that has low oxygen content.
When one part of the heart contracts, blood moves from the heart to the lungs. Which statement best explains this motion of the blood?
A. The heart only contracts when it contains blood with high oxygen content.
B. The lungs cause the heart to contract when they need more blood.
C. The lungs move to inhale and exhale gases when the heart contracts.
D. The heart supplies the force that moves blood through the body.
Answers
Answer:
I believe it's C
Explanation:
Answer:
D. The heart supplies the force that moves blood through the body
Explanation:
When a chamber of the heart contracts, the pressure provides a force that makes the blood move. Valves make sure that the force pushes the blood in the correct direction. Therefore, the statement which best explains this motion of the blood is that the heart supplies the force which moves blood through the body.
what is RNA world theory
Answers
Answer:
RNA preceded DNA and proteins in evolution
Explanation:
The hypothesis that RNA preceded DNA and proteins in evolution. In the earliest cells, pre-RNA molecules would have had combined genetic, structural, and catalytic functions and these functions would have gradually been replaced by RNA.
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Should recycling always be done even if it isn’t profitable
Answers
5. using your textbook or another reference, find the method of action of the active ingredient(s) in the test substance.
Answers
The disc-diffusion method is employed to evaluate a chemical disinfectant's potency against a specific bacterium. The use-dilution test establishes a disinfectant's efficacy on a surface.
How can the potency of a disinfectant be tested?The use-dilution test is frequently employed to assess a chemical's capacity to disinfect an inanimate surface. For this test, a stainless steel cylinder is submerged in a culture of the intended microorganism, dried, and then used.
It functions as an oxidative biocide to produce free radical species to cause oxidative damage to DNA, proteins, and membrane lipids. Hydrogen peroxide's biocidal effects are assumed to be a result of the Fenton reaction, which produces free hydroxyl radicals.
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How does this experiment intend to compare the two populations of juncos?
Answers
In this experiment, researchers compared how fast the junco populations adapted.
What is the focus of the study?This study focuses on the adaption process of Juncos (a specific bird population) in urban environments and how they behave in terms of stress and boldness behavior (interest in exploring unknown areas).
How did the study work?In this study, scientists compared the behavior of a population of birds in an urban area with the behavior of another population of birds that lived in a novel urban area to determine the adaptation process of the second population.
Note: This question is incomplete because the information about the study is missing; here is the name of the possible study: Boldness behavior and stress physiology in a novel urban environment suggest rapid correlated evolutionary adaptation
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which group is considered to be the closest living relative of animals?
Answers
Choanoflagellates are a group of free-living aquatic organisms that are considered to be the closest living relatives of animals. Here option D is the correct answer.
They are unicellular or colonial eukaryotes that share a number of morphological and molecular characteristics with animals, including the presence of a collar-like structure around the cell that is similar to the collar cells (choanocytes) found in sponges.
Although choanoflagellates are considered to be protists and not animals themselves, their similarities to animals have led scientists to suggest that they may provide important clues to the origin and evolution of animal multicellularity.
Plants, fungi, and bacteria are not closely related to animals, and while they share some similarities with animals, they are not considered to be the closest living relatives of animals.
Complete question:
Which group is considered to be the closest living relative of animals?
A) Plants
B) Fungi
C) Bacteria
D) Choanoflagellates
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efer to the following diagram. The diagram is a model of the structure of glucose.
The structural formula of glucose, C6H1206, shows a ring of 5 carbon atoms and 1 oxygen atom. 4 carbons in the ring are each bonded to an -H and an -OH group in addition to 2 neighboring atoms in the ring. The fifth carbon is bonded to a CH2OH group
What structural feature does glucose share with larger carbohydrates?
A. a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom
B. the presence of double covalent bonds between carbon atoms
C. strong bonds between carbon atoms that cannot be broken
D. ionic bonds between carbon atoms and oxygen atoms
Answers
A ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom is the structural feature glucose share with larger carbohydrates, Thus, option A is correct.
What are carbohydrates?\Carbohydrates are the biomolecules consist of carbon, hydrogen and oxygen, having empirical formula Cm(H2O)n. Carbohydrates are also called as saccharides which means a group including sugars, starch, and cellulose.
Saccharides are divided into four chemical groups:
MonosaccharidesdisaccharidesOligosaccharides polysaccharidesAs glucose, all carbohydrates have similar ratio of carbon, hydrogen, and oxygen which is 1:2:1. Therefore, option A is correct.
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How does the structure of eukaryotic chromosome during mitosis differ from its structure during the rest of the cell cycle
Answers
Chromosome: replicating itself, looks like 2 lines, come back together at both ends; during the rest of the cell cycle, just one singular line.
The term "eukaryotic chromosome structure" describes the many stages of packaging of DNA, from unprocessed DNA molecules to the chromosomal structures seen during metaphase in mitosis or meiosis. Long DNA strands that carry genetic data are found in chromosomes. Eukaryotic chromosomes are linear, much larger than prokaryotic chromosomes, and have more nucleotides per base.While prokaryotic cells' chromosomes are not stored in a nucleus, eukaryotic cells' chromosomes are. Because there is more DNA present on eukaryotic chromosomes, more packaging is needed to fit the DNA molecules inside the cell nucleus. Condensed nucleosomes are created by wrapping DNA around histone proteins at this stage of packing.
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The pH of your blood must remain near 7.2 at all times. A small change in pH can result in damaged red blood cells that won't carry oxygen. Your body maintaining a steady blood pH of 7.2 is an example of maintaining ________.
homeostasis
heterostasis
activation energy
enzymes working
Answers
Answer:
Homeostasis
Explanation:
The body is maintaining a steady blood pH of 7.2 is an example of maintaining homeostasis. The correct option is A.
What is homeostasis?Homeostasis is the state of constant internal, physical, and chemical conditions maintained by living systems.
This is the state of the organism's optimal functioning, which includes many variables, encompassing the body temperature and fluid balance, being kept within certain pre-set limits.
The maintenance of blood pH within normal range of 7.35-7.45, renowned as acid-base homeostasis, is a complex synergy involving three organs (lungs, kidneys, and brain) as well as chemical buffers in blood and blood cells (erythrocytes).
Body fluid pH is strongly required by buffering systems, efflux across the plasma membrane, and acid excretion.
Carbon dioxide is used by the pulmonary system to adjust pH; upon expiration, carbon dioxide is expelled into the environment.
Thus, the correct option is A.
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Question 4 (1 point) What vocabulary term is used when looking at the ratio for the genetic makeup of an organism?
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In four to eight sentences, trace the flow of carbohydrate macromolecules through a rain forest ecosystem. State how the marcomolecules are produced, how they are passed along, and what they are eventually used for. In your answer, give specific examples of macromolecules.
Answers
Answer:
Carbohydrate is a big source of energy for all living organism on this planet.
Explanation:
The carbohydrate which is a macro-molecule is produced by the producer such as trees and shrubs etc in the process of photosynthesis. These carbohydrates transfer to the primary consumer such as monkey who eat these plants. When the secondary consumer such as jaguar eat these primary consumer, this carbohydrate again transfer from one organism to another organism. This carbohydrate is a source of energy which is broken down in the stomach into glucose and this glucose is absorbed by the cells and releases energy by mitochondria in the form of ATP. This energy is used in various activities such as walking, running and breathing etc. Carbohydrate, proteins and fats are the examples of macro-molecules.
Answer:
hi
Explanation:
Using your answers from Part 2, trace the path that energy flows in the ecosystem. What evidence does this give you about where energy in an ecosystem comes from?