The liver begins gluconeogenesis, a process that produces glucose from amino acids, lactate, and glycerol, when glycogen stores are low and the body needs glucose.
To keep the blood glucose level steady throughout the fasting state, a number of metabolic processes occur in the cytosol and mitochondria. Locally and globally (through insulin, glucagon, and cortisol) controlled reactions in the gluconeogenesis pathway include several that are highly exergonic and irreversible. The ratio of stimulatory to inhibitory hormones controls how quickly gluconeogenesis occurs. The organs that provide circulating blood glucose to diverse tissues include the liver and, secondarily, the kidney. While fasting, different tissues create glucose using a variety of ways to keep their energy levels sufficient for proper operation.
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Which method of heat transfer warms the air just above hot sand on a beach?
Convection, because heat is transferred through the solid sand
Conduction, because the air particles in contact with hot sand move faster
Conduction, because the heat moves with the help of electromagnetic waves
Convection, because the air particles transfer heat in the absence of a medium
Answer:
Convection
Explanation:
Because heat is transferred through the solid sand
A life cycle in which the only multicellular form is haploid is most typical of __________.
A life cycle in which the only multicellular form is haploid is most typical of fungi.
In the lifecycle process of fungi, the haploid stage of lifecycle is known to be multicellular and it is te dominant stage.
As a result of the haploid multicellular stage, specialized cells that are also haploid are made.
The process through which these haploid cells will be made is mitosis as for meiosis sexual process has to take place.
After mitosis, the specialized haploid cells that were produced are fused so that a diploid zygote can be formed which will grow into a new fungus.
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Environment A is warm and gets lots of rain. Environment B is warmer and gets more rain year round. Identify Environment
Environment A is characterized as warm and receiving a lot of rain, which suggests it could be a tropical or subtropical rainforest or a humid subtropical climate. On the other hand, Environment B is warmer and receives even more rain year-round, which could suggest a tropical rainforest or a humid equatorial climate.
It's important to note that these are generalizations and the specific location and geography of each environment would play a role in determining its exact climate classification.
Based on the descriptions provided, Environment A can be identified as a humid subtropical climate, characterized by warm temperatures and significant rainfall. Environment B can be identified as a tropical rainforest climate, which has even warmer temperatures and receives more rainfall throughout the year.
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please help!!!!!!!!!!!
Answer:
Typically, the nucleus of a cancer cell is larger and darker than that of a normal cell and its size can vary greatly. Another feature of the nucleus of a cancer cell is that after being stained with certain dyes, it looks darker when seen under a microscope
Explanation:
In contrast to normal cells, cancer cells don't stop growing and dividing, this uncontrolled cell growth results in the formation of a tumor. Cancer cells have more genetic changes compared to normal cells, however not all changes cause cancer, they may be a result of it.
Which scientist was harshly criticized for his theories on "inheritance of acquired characteristics?"
- Jean Baptiste Lamarck
- Alfred Russel Wallace
- Georges Cuvier
- Charles Lyell
Of the following, which is NOT considered to increase the risk of developing cancer for humans?Select one:a.ultraviolet lightb.toxic chemicalsc.regular exercised.smoking
Answer is C.
Explanation: Exercise is good for the body. It helps regu
One characteristic of living things is that they all
answer this question as true or false
1= Hormones are chemical messengers that are transported by the blood stream
2=The body's response to hormones is the same as it is for nerve Impulses
3=Insulin and glucagon are two opposing hormones.
Answer:
1 is true, 2 is true, and 3 is also true
who is the ultimate authority on ethical issues?
Answer: There is no single ultimate authority on ethical issues, and different individuals and groups may have different approaches and sources of guidance for resolving them. The resolution may depend on the context, values, and beliefs of those involved.
Explanation:
(⌐■_■)
Two populations of the same species are separate from each other for a very, very long time, so that they become separate species. This is an instance of
When two populations of the same species are isolated for a long time from one another, they can become separate species. This is known as allopatric speciation and can occur through a variety of mechanisms.
Allopatric speciation occurs when a geographic barrier forms between two groups of individuals in the same population, such as a mountain range or a body of water. The barrier separates the populations and prevents gene flow between them, resulting in the accumulation of genetic differences over time. As the populations become more distinct, they may eventually become reproductively isolated, meaning they are no longer able to interbreed and produce viable offspring. This is an example of speciation, the process by which one species splits into two or more distinct species over time. It is driven by genetic changes that accumulate over time as populations become isolated from one another and evolve independently. It is important to note that speciation is not a linear process and can occur in different ways, including allopatric, sympatric, and parapatric speciation. In summary, when two populations of the same species are separated for a long time, they can undergo allopatric speciation and become two distinct species due to genetic changes that accumulate over time. This is an example of how the process of speciation can occur in nature.
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Which of the claims about the burning of wood is supported by Joan’s model?
The claims about the burning of wood that are supported by Joan's model are:
A. Matter is conserved during the burning of wood.E. Burning wood involves oxygen as well as carbon.What is Joan's model about?Joan's model shows that the burning of wood is a chemical reaction that involves the combination of oxygen and carbon. The reaction produces carbon dioxide and water vapor.
The model also shows that the reaction is reversible, meaning that it can occur in both the forward and reverse directions. However, the reverse reaction is much slower than the forward reaction, so it is not typically observed.
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Complete question:
Which of the claims about the burning of wood is supported by Joan's model? Select all the claims that are
supported.
A. Matter is conserved during the burning of wood.
B. Chemical energy is conserved during the burning of wood.
C. Burning wood involves a series of chemical reactions that occur in one direction only.
D. Burning wood involves a series of chemical reactions that occur in both the forward and reverse directions.
E. Burning wood involves oxygen as well as carbon.
what is happening to the dna molecule in the figure
Answer:
doodoo fart
Explanation
butter drawer
Which of the following is not a central theme of biology?
Answer:
A non central theme in biology is The study of chemical reactions.
Explanation:
The five central themes of biology are structure and function of cells, interactions between organisms, homeostasis, reproduction and genetics, and evolution.
The biosynthesis of palmitoleate, a common unsaturated fatty acid with a cis double bond in the D9 position, uses palmitate as a precursor. Can palmitoleate synthesis be carried out under strictly anaerobic conditions? Draw the synthesis reaction and explain why or why no
Yes, palmitoleate synthesis can be carried out under strictly anaerobic conditions.
The biosynthesis of palmitoleate (cis-Δ9-hexadecenoic acid) starts with the precursor palmitate (hexadecanoic acid). The enzyme responsible for this conversion is called Δ9-desaturase, which introduces a cis double bond at the Δ9 position of the palmitate molecule. The reaction can be represented as follows:
Palmitate (hexadecanoic acid) + NADH + H+ + O2 → Palmitoleate (cis-Δ9-hexadecenoic acid) + NAD+ + H2O
Although this reaction typically requires oxygen (O2) as an electron acceptor, there are some microorganisms that possess alternative desaturase enzymes capable of using other electron acceptors, such as nitrate (NO3-) or fumarate (C4H2O4). These alternative desaturases allow the synthesis of palmitoleate to proceed under anaerobic conditions.
While the canonical biosynthesis pathway for palmitoleate requires oxygen, there are alternative pathways in certain microorganisms that can function under anaerobic conditions, allowing for the synthesis of palmitoleate in the absence of oxygen.
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Over time, research shows that washing spinach with only water several time does not prevent foodborne diseases. How can you explain this fact
Answer:
Explanation:
Prokaryotes are everywhere: They readily colonize the surface of any type of material, and food is not an exception. Most of the time, prokaryotes colonize food and food-processing equipment in the form of a biofilm, as we have discussed earlier. Outbreaks of bacterial infection related to food consumption are common
Am I correct hurry!!!
Answer: Yes
Explanation:
Please help me someone help
Answer: I think that it would be C but I'm not completely positive :) either way, I hope this can help out on whatever you're working on
Which type or types of energy does a blimp circling above a sporting event have?
A) kinetic energy and gravitational potential energy
B) kinetic energy and elastic potential energy
C) potential energy only
D) kinetic energy only
Answer:
A
Explanation:
Answer:
A is correct
Explanation:
The advantage to the cell of the gradual oxidation of glucose during cellular respiration compared with its combustion to co2 and h2o in a single step is that?
Advantage of Gradual glucose oxidation releases ATP, the energy currency of the cell systems. Cells are capable of storing small amount of ATP and therefore, gradual oxidation provides with energy supply for a comparably longer duration releasing only small amount of ATP at a time. That gets utilized for cellular activities and gradual glucose oxidation releases more ATP to restore them.
The process of oxidizing glucose includes formation of Catabolic pathway during which a 6 carbon glucose molecule is split into two 3 carbon sugars which are then oxidized and rearranged by a step-wise metabolic process that produces two molecules of pyruvic acid.
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What explains the behavior of natural phenomena?
Answer:
The sceintific law explains the behavior of natural phenomena.
Explanation:
Natural Phenomena is simply any phenomena that is not controlled by humans, or is only controlled by the earth. Some examples include: Weather, fog, thunder, tornadoes; biological processes, decomposition, germination, physical processes, wave propagation, erosion, tidal flow, moonbow, blood moon.
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Guys answer please Guys I need help in biology in DNAnalyse
C6H12O6 + 602 --> 6CO2 + 6H20 + ATP
In the reaction above, CoH12O6 and 602 are called the
Answer:
Reactants
Explanation:
In the reaction:
C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O + ATP
The reaction is a metabolic reaction that produces energy from the breakdown of glucose when it reacts with oxygen.
In the reaction C₆H₁₂O₆ and O₂ are the reactants.
These are the raw materials need for the reaction to proceed in the right direction successfully.
On the right hand side, we have the products.
Predict why annelids and arthropods were thought to be closely related, before the phylogenetic analyses in the late 1990s
Annelids and arthropods were thought to be closely related because they both had segmented bodies and similar patterns of embryonic development. This belief was supported by the traditional classification system, which grouped these two phyla together under the category of “arthropod-like” organisms.
Additionally, both annelids and arthropods have an exoskeleton and use their appendages for locomotion, feeding, and sensory perception.Another reason why annelids and arthropods were thought to be closely related is because of their shared possession of the same type of muscles. Both groups of animals have striated muscles that function in a similar manner to control their movements. The digestive system of both groups is also segmented, with each segment having a specific function.
Additionally, both annelids and arthropods have a closed circulatory system.However, phylogenetic analyses conducted in the late 1990s challenged the traditional classification system that had grouped annelids and arthropods together. These analyses were based on molecular data and revealed that these two groups of animals were not as closely related as previously thought. In fact, annelids were found to be more closely related to mollusks than to arthropods.
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Glacial advances in the past have been accompanied by increased CO2 levels.
t/f
True. Glacial advances and retreats are often linked to changes in atmospheric CO2 levels. During glacial periods, CO2 levels were lower due to increased storage in oceans and decreased emissions from sources such as volcanoes.
As temperatures cooled, ice sheets expanded and reflected more sunlight, further cooling the planet. However, during periods of warming and glacial retreat, CO2 levels increased due to the release of carbon stored in soils and oceans. This led to a positive feedback loop, where warming temperatures led to increased CO2 levels, which in turn led to more warming. Today, human activities such as burning fossil fuels have caused a rapid increase in CO2 levels, contributing to the current warming trend and potential future glacial retreat.
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An ecosystem has experienced a recent decrease in its plant populations. Which of the following is a possible reason for the decline? a. An increase in the number of predators b. A decrease in the number of prey c. A decrease in the available water d. An increase in the available land space Please select the best answer from the choices provided A B C D.
The best answer from the choices provided would be C. A decrease in the available water.
Plants rely on water for their survival and growth. If there is a decrease in the available water in an ecosystem, it can have a negative impact on plant populations. Insufficient water can lead to dehydration, reduced photosynthesis, and hinder nutrient uptake by plants. As a result, plants may struggle to survive, reproduce, and maintain their populations.
While options A, B, and D can also impact ecosystems, they may not directly explain the decrease in plant populations. An increase in the number of predators (option A) might affect certain animal populations but not necessarily have a direct impact on plants. Similarly, a decrease in the number of prey (option B) would affect the predator-prey dynamics, but it may not be the primary reason for the decline in plant populations. An increase in available land space (option D) might lead to changes in habitat distribution but does not directly explain the decrease in plant populations unless there are other underlying factors involved.
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17. Which of the following is not an issue with migration to land for water plants
a. dehydration
C. support
b. vascular tissue
d increased preditors
Read the passage below and use the information to answer the question that follows. Joey is the oldest of three children. Like his siblings, he has has brown hair and green eyes. His sister likes to dance and his brother is a talented guitar player, but Joey does not like either of these activities. He enjoys basketball. Since Joey is very tall, he plays center on the basketball team at his high school, practicing hard so that he can get a basketball scholarship to college. Which of the following statements about Joey refer to genetic factors? Check all that apply. Joey has brown hair. Joey likes to play basketball. Joey has green eyes. Joey is very tall. Joey hopes to get a college scholarship. How can biologists help meet the needs of people who live in hot, dry environments?
Answer:
Joey is "tall, brown hair and green eyes"
the capacity of stress to suppress the immune response is mediated by the secretion of
Answer:
Glucocorticoids (GCS) is the capacity of stress to suppress the immune response is mediated by the secretion.
Explanation:
What kind of valcano is most likely to form in this situation
Answer:
A shield volcano is not steep. It is shaped like a shield. the lava is runny. Stratovolcanoes are steep and their lava is very sticky. They are explosive like cinder volcanoes. Lastly, cinder volcanoes are , they are explosive when they erupt.
Explanation:
A Swedish botanist named Carolus Linnaeus developed a two-word naming system for uniquely identifying every species on earth. What is the naming system called?
The two-word naming system for identifying every species on earth, developed by Carolus Linnaeus, is called binomial nomenclature.
In his system, the first word represents the genus to which the species belongs, while the second word represents the species name. This naming system provides a standardized way to refer to different species and helps to avoid confusion that may arise from using common names which can vary across different languages and regions.
The naming system developed by the Swedish botanist Carolus Linnaeus for uniquely identifying every species on earth is called binomial nomenclature. This system assigns a two-word Latin name to each species, consisting of the genus name followed by the species name, allowing for clear and universal identification.
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