a culture medium consisting of agar, peptone, and beef heart is a:
whether a synapse is excitatory or inhibitory is determined by the
how is anaerobic fermentation similar to aerobic respiration
Answer:
Anaerobic respiration begins the same way as aerobic respiration and fermentation.
Explanation:
However, instead of ending with glycolysis, as fermentation does, anaerobic respiration creates pyruvate and then continues on the same path as aerobic respiration.
Which population is most likely to survive in the event of a new disease?
Answer:
Japanese
Explanation:
But it is thought not a fact.
34 Nutrients are made up of smaller basic units. Nutrients can be identified by food tests.
Which nutrient is a protein?
nutrient
smaller basic units
food test
A
amino acids
Benedict's test
B
amino acids
biuret test
C
sugars
Benedict's test
D
sugars
biuret test
Answer:
What is B amino acids
By biuret test
Explanation:
A Biuret is a compound formed by heating urea to 180° C. When biuret is treated with dilute copper sulfate in alkaline condition, a purple colored compound is formed. This is the basis of biuret test widely used for identification of proteins and amino acids.
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how does cardiac muscle differ from skeletal muscle
Answer:
Cardiac muscle differs from skeletal muscle in that it exhibits rhythmic contractions and is not under voluntary control.
Which of the following best describes a benefit of one type of nonrenewable energy?
Natural gas does not produce greenhouse gases as other energy sources do.
Coal deposits are found on nearly every continent and mining coal poses few risks.
Nuclear power increases water vapor in the atmosphere.
Petroleum is relatively inexpensive compared to other forms of energy.
Answer:
" Natural gas does not produce greenhouse gases as other energy sources do."
Explanation:
The answer, "Coal deposits are found on nearly every continent and mining coal poses few risks." shows only how it can be a better option, but does not show how it can benefit.
The answer, "Petroleum is relatively inexpensive compared to other forms of energy." only shows how it can be a better option, but does not show how it can benefit.
The answer, "Nuclear power increases water vapor in the atmosphere." does not clearly state how this benefits us.
-kiniwih426
Answer:
Petroleum is relatively inexpensive compared to other forms of energy.
Explanation:
Because:
"Natural gas does not produce greenhouse gases as other energy sources do." natural gas does produce greenhouse gases, including carbon dioxide and water vapor, the natural gas mostly releases the greenhouse gas.
"Coal deposits are found on nearly every continent and mining coal poses few risks." coal is inexpensive, but could be damaging to the habitats around the coal mining.
"Nuclear power increases water vapor in the atmosphere." nuclear powder doesn't really increase water vapor, but makes water vapor.
"Petroleum is relatively inexpensive compared to other forms of energy." it is inexpensive if compared to other fossil fuels. (aka, the most inexpensive)
10 organisms that are found in underground habitals
como puedo evitar el sobepeso?
Answer:
Explanation:
Limitar el consumo de alimentos que sean ricos en azúcares y grasas
Come varias veces al día fruta y verdura,
Realiza actividad física frecuente:
nerve fibers are insulated from one another by __________.
Answer:
endoneurium
Explanation:
The endoneurium is a layer of connective tissue composed of endoneurial cells that surround and protect the myelin sheath of each myelinated nerve fiber.
nerve fibers are insulated from one another by endoneurium.
What are nerve fibers and their composition?A nerve fiber is a long axon from a nerve cell (neuron muscle). The body of the nerve cell is anatomically located either inside the ganglia of the peripheral nervous system or within the central nervous system.
The ganglionic neurons' axons that travel from the retina's vitreal surface to the optic disc make up the nerve fiber layer. These axons are not myelinated until they reach the optic disc and break through the sclera. The optic disc's white color is a result of oligodendrocytes' myelination of them at this point. They help in the communication of two nerve fibers.
Thus, nerve fibers are insulated from one another by endoneurium.
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Understanding the different types of interactions and relationships between living things is important because.. WILL GIVE BRAINLIEST
all living things are connected in an ecosystem, so affecting one can affect many others
affecting one species does not have any effect on other living things
living things are not connected in any way and do not depend on each other
Read the scenario.Joe, a reporter for Main Street News, covered a campaign rally for Jiya Patel, who is running for county commissioner. While at the rally, he interviewed the candidate and some audience members as his research for the article. He then wrote an article describing the rally, the candidate’s platform, and the reasons her supporters believe that she is the best person for this job. When he finished, he turned his article in to his editor. As the editor reviews this story, he sees a public report on campaign donations and learns that Joe has made a sizeable contribution to Patel’s campaign.What is the most ethical action for the editor to take?
Answer:
explain to the reporter that the newspaper cannot run the story because of perceived bias based on donations, so the article is being reassigned
Explanation:
Answer:
Explain to the reporter that the newspaper cannot run the story because of perceived bias based on donations, so the article is being reassigned
Explanation:
Correct on Edge 2022! Also, having a donation added means he already supports this, so writing a story about it isn't fair due to his previous bias.
Why is the fatty acid of the lipids often reffered to as a hydrocarbon chain?
Answer:
The chain includes hydrogen and carbon.
Explanation:
They all have a central carbon atom with four components around it.
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Explain how the structure of an enzyme can affect its function.
Explanation:
i hope the answer will help you !
WHAT IS OSMOREGULATION
Answer:
Osmoregulation is the process by which an organism regulates the water and electrolytic balance in its body to maintain homeostasis.
usefulness of earthworm
Answer:By their activity in the soil, earthworms offer many benefits: increased nutrient availability, better drainage, and a more stable soil structure, all of which help improve farm productivity. Worms feed on plant debris (dead roots, leaves, grasses, manure) and soil. ... Nitrogen in the casts is readily available to plants.
Explanation:
Earthworms have the ability to eat and mix large amount of soil and organic matter and deposit it in the form of casts. They also enhance incorporation and decomposition of organic matter, increase soil aggregate stability, improve porosity and water infiltration, and increase microbial activity.
can someone summarize this for me
“summarize the information to demonstrate that you understand the concept of negative feedback “
Answer:
Short paragraph:
Homeostatis is the process by which the body maintains a stable internal environment. The hypothalamus is a part of the brain that regulates many key body processes. It works to restore the system to its normal state when an internal change in one of these systems occurs.
Long paragraph:
The hypothalamus is a part of the brain that regulates many key body processes including internal body temperature, hunger, thirst, blood pressure, and daily (circadian) rhythms. When the brain receives signals from the body about an internal change in one of its systems, it works to restore the system to its normal state. For example, the normal internal temperature for the human body is approximately 98.6 degrees Fahrenheit. If the body temperature rises because of exercise, the body will try and cool itself off. This happens through coordination between the hypothalamus and the various body systems that are affected.
HELP ASAP SHOW YOUR WORK AND EXPLAIN HOW YOU GOT YOUR ANSWER-NO LINKS OR JOKING AROUND
Compare the structures of viruses and cells.
Answer:
Cells have a double stranded DNA molecule and many strands of single stranded RNA as the copies. Viruses, however, can have double stranded DNA, single stranded DNA, double stranded RNA, or single stranded RNA. They convert RNA to DNA and then back to RNA to make proteins, which does not happen inside cells.
where do the light-independent reactions take place in cam photosynthesis?
Answer:
Explanation: In plants, carbon dioxide (CO2) enters the leaves through stomata, where it diffuses over short distances through intercellular spaces until it reaches the mesophyll cells. Once in the mesophyll cells, CO2 diffuses into the stroma of the chloroplast, the site of light-independent reactions of photosynthesis.
The place from where the light-independent reactions occur in cam photosynthesis would be:
Chloroplast stroma
PhotosynthesisThe chloroplast stroma is where CAM photosynthesis takes place. It starts when the plant's stomata open at night, allowing CO2 gas to flow into the cytoplasm of CAM mesophyll cells.
Carbon dioxide is exclusively collected in CAM plants at night, when the stomata open.
Malic acid is turned back to carbon dioxide during the day.
When the sun shines, light reactions produce energy for the Calvin cycle, which allows carbon dioxide to be transformed into sugars.
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Explain why a plant with a mitochondrial issue likely will not survive.
Mitochondria are cellular organelles that are in charge of oxidative phosphorylation, which is the critical process of turning nutrients into adenosine triphosphate (ATP) molecules that power normal cell operations. At least hundreds of mitochondria are found in each neuron. Because nerve cells are postmitotic, any mitochondrial damage received will accumulate over time and produce malfunction. Cells die as a result of widespread mitochondrial damage because they can no longer create adequate energy.
_____________makes up cell membranes.
Answer:
glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains
Describe the importance of buffers in solutions in allowing the process shown above to
take place.
Buffers are solutions that help maintain a relatively stable pH level when an acid or base is added to them. They play a crucial role in various biological, chemical, and industrial processes.
1. **Maintaining pH Stability:** Many chemical reactions, especially those involving biological systems, are highly sensitive to changes in pH. Buffers prevent drastic shifts in pH by absorbing or releasing hydrogen ions (H+) in response to the addition of acids or bases. This stability is vital for maintaining the proper functioning of enzymes, cellular processes, and other biochemical reactions.
2. **Biological Systems:** Living organisms have specific pH ranges at which their metabolic processes function optimally. Buffers in bodily fluids like blood help maintain these pH ranges, ensuring that cellular processes, enzyme activities, and other physiological functions occur correctly.
3. **Chemical Reactions:** In many chemical reactions, the rate and outcome are influenced by the pH of the solution. Buffers ensure that the pH remains within a certain range, allowing reactions to proceed at the desired rate and producing the intended products.
4. **Laboratory Settings:** Buffers are essential in laboratory settings where accurate and controlled pH conditions are required. Researchers use buffers to create stable environments for conducting experiments, ensuring that the conditions mimic natural or desired circumstances.
5. **Industrial Processes:** Buffers are used in various industrial processes, such as in the manufacture of pharmaceuticals, food products, and chemicals. They help maintain consistent reaction conditions, enhance yield, and prevent unwanted side reactions.
6. **Environmental Impact:** In some cases, buffers can help mitigate the environmental impact of chemical processes. By maintaining a stable pH in waste streams, buffers can prevent the release of harmful byproducts or mitigate the impact of acidic or alkaline effluents on ecosystems.
7. **Quality Control:** Buffers are important in quality control processes, especially in industries where accurate pH measurements are crucial. For example, in the production of electronics or semiconductors, precise pH control is essential to ensure product reliability.
8. **Drug Formulation:** Buffers play a role in drug formulation to stabilize the pH of pharmaceutical products. This ensures that drugs remain effective and safe throughout their shelf life.
In summary, buffers are critical in maintaining pH stability, which is essential for the proper functioning of biological systems, chemical reactions, and industrial processes. They allow processes to take place under controlled conditions and prevent pH-related disruptions that could otherwise negatively impact the outcome of these processes.
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what can be said about altitude, atmospheric pressure, and the partial pressure of oxygen? check all that apply.
As both altitude and atmospheric pressure increase, the partial pressure of O2 will decrease.
Though I could not locate the options online to provide an exact answer, I can offer a general overview of the question at hand.
The interactions between altitude and the partial pressure of oxygen are inversely proportional. This means that as one increases, the other will decrease. The proportion of oxygen is 21% of the air content at all altitudes. However, as the altitude increases, the atmosphere becomes thinner, meaning that the partial pressure of O2 will decrease given that 21% of a thinner atmosphere results in less oxygen.
On the other hand, the relationship between atmospheric pressure and oxygen is that they are directly proportional. This means that as one decreases, the other does as well. In this case, since atmospheric pressure is the sum of the partial pressures of all gases, we can conclude that as it decreases, so to will the partial pressure of oxygen.
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During respiration, oxygen will combine with haemoglobin to form a new substance. Write down the word equation for this reaction in the space below
Answer:
The overall (unbalanced) chemical equation for cellular respiration is: C6H12O6+O2→CO2+H2O+energy.
how do scientist test thier hypothesis
Answer:
By experimenting on the hypothesis using step by step scientific methods.
Gathering the data, analyzing the data, drawing conclusions and if the hypothesis isn't conclusive a new hypothesis will be formulated to check out the problem.
the _______ of light determines its color
Answer:
Wavelength
Explanation:
Answer:
1. The wavelength of light determines its color. 2. Chemicals that absorb light are called Pigments.
Explanation:
a species has 12 chromosomes in a cell. if this cell underwent mitosis, how many chromosomes would be in the daughter cell?
Answer:
the cell would split in two and put 12 chromosomes in each daughter cell
Explanation:
pepsinogen, an inactive digestive enzyme, is secreted by the ________.
Answer:
It’s secreted by stomach cells called chief cells.
Explanation:
it’s quickly activated by hydrochloric acid to become pepsin. Pepsin is the active form of pepsinogen and it breaks down or metabolizes protein into smaller building blocks called amino acids and peptide fragments.
A person who is exercising vigorously breathes more deeply and rapidly than someone who is resting. Give TWO reasons why this is necessary.
During physical exercise, more oxygen is used up and more carbon dioxide is produced leading to faster and deeper breathing.
Physical exercise is a state in which the muscles are flexed much vigorously leading to a faster heartbeat owing to a quicker rate of pumping of the blood by the heart.
There are two main reasons why a person engaging in physical exercise tends to breathe faster and more deeply;
The muscles tend to work harder during physical exercise hence more carbon dioxide is produced.The body uses up oxygen more quickly leading to a greater demand for oxygen and thus a faster and heavier breathing rate results.Learn more about physical exercise: https://brainly.com/question/1080637
PLEASE HELP WILL GIVE BRAINLIEST Fossil fuels, such as coal and oil, get their names because they form from fossilized organisms trapped under extreme pressure and heat from the center of Earth. Explain how the model shows the requirements for fossil fuel formation.