Answers
Categorize each enzyme based on its specific function in glycolysis, gluconeogenesis, or both pathways ATP, GTP, and NADH molecules.
In contrast to gluconeogenesis, which is crucial for sustaining blood glucose levels during hunger, glycolysis is a catabolic process of glucose hydrolysis required for energy and biosynthetic intermediates.
When blood sugar levels fall, the liver breaks down glycogen, whereas the liver and kidneys produce glucose from non-carbohydrate sources like lactic acid, glycerol, and amino acids.
Two pyruvate molecules are created during glycolysis, the initial stage of the breakdown of glucose.
Both prokaryotic and eukaryotic cells undergo glycolysis in the cytoplasm.
Gluconeogenesis is the opposite of glycolysis, where two pyruvate molecules combine to generate a glucose molecule.
Aldolases A and C are primarily involved in glycolysis, while aldolase B is involved in both glycolysis and gluconeogenesis. The various isozymes have various catalytic roles.
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Related Questions
Which of Earth's layers is the deepest?
A. Outer core
B. Inner core
C. Mantle
D. Crust
Answers
Answer:
B. The Inner Core
Explanation:
Starting at the center, Earth is composed of four distinct layers. They are, from deepest to shallowest, the inner core, the outer core, the mantle and the crust.
what impact does the environment have on the environment?
Answers
Answer:
The environment will impact positively if the human activities are positive and negative if the human activities are negative. It is worthy of note that our actions and activities contribute greatly to the way and manner our environment response to us.
Some engineers are creating models of several unicellular organisms. Which of these would all of the models have in common?
Answers
They would all have one cell with smaller parts that do different jobs within the cell.
If you observed that the Sun did not set during an entire 24-hour period of time during the summer months of June, July, and August, where are you most likely located?
South Pole
a location in the mid-latitudes
North Pole
near the Equator
Answers
Sun did not set during an entire 24-hour period of time during the summer months of June, July, and August, you are most likely located at the North pole.
The sun does not set above this latitude during the summer because of the Arctic Circle Phenomenon. The Arctic Circle is a fictitious boundary. The Arctic Circle's North Pole experiences extended periods of continuous sunshine, mostly in the months of June, July, and August. The reason for this is that Earth's axis is slanted by 23 degrees, and during the summer months when it rotates, the North Pole aligns with our star. For instance, the farthest reaches of Norway.That is why during the summer months of June, July, and August, the Sun did not set for a full 24 hours.
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What complementary DNA sequence binds to this DNA sequence: A – G – T – A – C ?
a
C – A – T – G – A
b
T – C – A – T – G
c
U – C – A – U – G
d
G – A – C – G – T
Answers
Answer:
b) T-C-A-T-G
Explanation:
Apples are to Trees
as Cars are to Garages
adenine (A) pairs with thymine (T)
and
cytosine (C) pairs with guanine (G)
Please answer the following 4 questions regarding genetics.
Answers
Answer:
1. Carol is heterozygous for hemophilia. Her husband does not carry the allele for hemophilia. What is the probability that they will have a daughter with hemophilia? A son with hemophilia?
Solution:
Since Carol is heterozygous for hemophilia, she has one X chromosome with the hemophilia allele and one X chromosome without the hemophilia allele. Her husband, who does not carry the allele, has one X chromosome without the allele and one Y chromosome.
The probability that they will have a daughter with hemophilia is 0, as the daughter would need to inherit the hemophilia allele from both parents, which is not possible in this case.
The probability that they will have a son with hemophilia is 50%, as the son will inherit the hemophilia allele from Carol (who passes one of her X chromosomes to her son) and the Y chromosome from his father.
2. Jake suffers from red-green colorblindness. He married Janet who is not colorblind nor a carrier. What is the probability that they will have a daughter with color blindness? A son with colorblindness?
Solution:
Jake suffers from red-green colorblindness, which means he has a recessive allele for the condition on his X chromosome. Janet is not colorblind nor a carrier, which means she has two normal X chromosomes.
The probability that they will have a daughter with color blindness is 0, as the daughter would need to inherit the recessive allele for color blindness from both parents, which is not possible in this case.
The probability that they will have a son with color blindness is 50%, as the son will inherit the recessive allele for color blindness from Jake (who passes his X chromosome to his son) and a normal copy of the X chromosome from Janet.
3. William suffers from hemophilia. He married Sandra who is a carrier of the trait. What is the probability they will have a son with the disorder?
Solution:
William has hemophilia, which means he has a recessive allele for hemophilia on his X chromosome. Sandra is a carrier of the trait, which means she has one normal X chromosome and one X chromosome with the hemophilia allele.
The probability that they will have a son with hemophilia is 50%, as the son has a 50% chance of inheriting the hemophilia allele from Sandra (who passes one of her X chromosomes to her son) and a 50% chance of inheriting the Y chromosome from William.
4. Which of the following could be the parents of a colorblind female?
a) A normal male and a normal female (not a carrier)
b) A normal male and a female carrier
c) A colorblind male and a normal female (not a carrier)
d) A colorblind male and a female carrier
Solution:
A colorblind female can only occur if she inherits the recessive allele for color blindness onboth of her X chromosomes. Therefore, the only possible parents of a colorblind female are a colorblind male and a female carrier (option d).
Option a is not possible because both parents are normal and do not carry the color blindness allele. Option b is not possible because the female carrier would need to pass on the recessive allele for color blindness to the daughter, which is not possible as the daughter would inherit a normal X chromosome from the father. Option c is not possible because a normal female cannot carry the recessive allele for color blindness.
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For any recessive disease to occur it is necessary that both the recessive alleles are expressed in the individual. 1) probability of a hemophilic daughter is 0 and a son is 50%. 2) Probability of a color-blind son is 50% and a daughter is 0. Hemophilic son - 50 %. 4) Option D is correct.
1) The probability that they will have a hemophilic daughter is zero. This is because to express the hemophilic trait one allele of the trait must be inherited from both the parents, but here the mother is a carrier while the father does not carry any allele for the disease.
The probability that they will have a hemophilic son is 50%. This is because he will inherit an X chromosome from his mother who is a carrier of the disease and one Y chromosome from his father.
2) The likelihood of having a color-blind daughter is 0 because the daughter would have to inherit the color-blind recessive allele from both parents.
The likelihood of having a color-blind son is 50% because the son inherits the color-blind recessive allele from Jake (through his X chromosome) and the normal X chromosome from Janet.
3) The likelihood of having a hemophiliac son is 50% because the son inherits 50% of the hemophilia gene from Sandra (passing one of her X-chromosomes to the son) and 50% of the Y-chromosome gene from William.
4) A colorblind woman can only become a colorblind woman if she has a recessive gene for color blindness in both her X-chromosomes. So, the only parents of a female who is colorblind are male and female carriers of the recessive gene.
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Organisms may contain up to five levels of organization within their bodies. Which level of organization is best represented by the liver?
tissue
organ
organism
organ system
Answers
Describe the role of GA in a-amylase production and in germination. Provide evidence for your claim
Answers
Gibberellic acid (GA) plays a crucial role in a-amylase production and germination. GA stimulates the synthesis and release of a-amylase enzymes, which hydrolyze starch into sugars during germination. Experimental studies have demonstrated that the application of GA accelerates a-amylase production and enhances germination in various plant species
In terms of a-amylase production, GA stimulates the synthesis and release of this enzyme. a-amylase is responsible for breaking down starch into simpler sugars, which are then utilized by the plant for growth and development.
Studies have shown that applying GA to plant tissues or seeds results in an increased production of a-amylase, facilitating the conversion of stored starch into energy-rich sugars.
Regarding germination, GA is involved in breaking seed dormancy and promoting the growth of the embryonic plant.
It stimulates the production of hydrolytic enzymes like a-amylase, which enable the hydrolysis of starch reserves in the endosperm, providing the energy needed for germination and seedling establishment.
Additionally, GA helps in cell elongation and division, promoting the growth of the embryo and the emergence of the radicle.
Evidence for GA's role in both processes includes studies where the exogenous application of GA to seeds or plant tissues has been shown to enhance a-amylase production and promote germination.
Conversely, inhibiting GA synthesis or action results in reduced a-amylase activity and impaired germination. These findings support the critical involvement of GA in both a-amylase production and germination processes in plants.
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Select all that apply.
Viral infections can be transmitted by:
coughing
sneezing
insect bites
contaminated water
direct contact
Answers
Answer:
Explanation:
all of them
Please help me out with this.
Answers
The cell wall protects the cell it acts like a barrier
Which statements accurately describe animals? Check all that apply.
-All animals are prokaryotes.
-All animals are multicellular.
-All animal have cells that contain a nucleus and organelles.
-All animals are capable of asexual reproduction
-All animals must maintain stable internal conditions.
-All animals stay in one place throughout their lifetime.
-All animals make their own food.
Answers
All animals are multicellular.
All animal have cells that contain a nucleus and organelles. These two are the correct statements.
Animals have a huge variety of characteristics that set them apart from species in other kingdoms, despite the fact that they all belong to the animal kingdom. The vast majority of animals have specialized tissues, and all animals are eukaryotic, multicellular organisms. The majority of animals are mobile, at least at some points in their lives. Animals need nourishment in order to thrive and grow. Every animal is heterotrophic, meaning they consume both live and dead organic stuff. They differ from autotrophic creatures like most plants, which produce their own nutrition through photosynthesis, and from fungi, which externally digest their food, in that they receive energy in this manner. Animals can be parasitic, herbivorous, carnivorous, or omnivorous.Most animals reproduce sexually, and unlike plants, the young go through a sequence of developmental stages that shape their body plans.Therefore, all animals are multicellular and have cell organelles.
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What is a change in the DNA sequence that can be beneficial harmful or niether ?
Answers
Answer:
A mutation
What can cause changes in a DNA sequence?
A mutation is a change in the DNA sequence. There are several different methods by which mutation happens. Of course, chemically produced mutations receive the most media attention. There are a wide range of substances that can cause mutations, usually by attaching to the DNA and causing it to break, requiring an incomplete repair, or by preventing DNA replication, forcing the replication machinery to repeat the DNA poorly.
However, other factors, such as exposure to radiation or light, can also cause DNA mutations. In reality, UV and X ray light are known to cause mutations by changing the DNA's base composition or causing DNA breaks.
Mutations are also spontaneously caused by DNA replication. Although it occurs extremely infrequently, the replication complex does occasionally make mistakes and insert the incorrect DNA base, which leads to a significant amount of mutations over the course of generations.
Thank you,
Eddie
A mutation in the DNA sequence can be beneficial, harmful, or neither, depending on its impact on the organism.
Mutations—changes in the DNA sequence—can affect an organism. Mutations that improve survival and reproduction are helpful. Mutations can make an organism disease-resistant or adaptable.
Mutations can affect the organism's health or fitness. Mutations can cause genetic diseases, diminished fertility, and lower survival rates. Neutral mutations don't affect the organism's phenotypic or fitness. They may occur in non-coding DNA or silently modify the genetic code, leaving the amino acid sequence of a protein untouched.
Mutations' effects depend on their genomic location, gene function, and environment. Some mutations help evolution and adaptability, whereas others harm individuals or populations.
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which of these increases as greenhouse gases pollution increases
a.thickness of freshwater ice sheets
b. ocean salinity
c. ocean surface temp
d.rate of thermohaline circulation
Answers
Answer:
The answer is C.The ocean surface temp
Explanation:
I'm not sure of it but Greenhouse gases pollution raise the rate of Global warming so i think the temp one works the most
SOMEONE TELL ME THE ANSWER ASAP I'LL GIVE BRAINLIST AND THANKS :D
- As the universe "Expanded" what happened to the Local Groups of Galaxies?
Answers
Explanation:
rpoye5dsitgeoruprutp7royeits
Answer:
As the universe expanded the local groups of galaxies got further and further away from each other.
Explanation:
Due to the universe having no center everything just moving away from everything else unless they are attracted by another body through gravity.
Q1) Describe three ways food chains can be disrupted
Answers
Answer: one of the higher animals on the food chain die out, less water, heat waves
Explanation:
Answer:
Explanation:Overpopulation. Water pollution. Acid rain. Climate change. Air pollution. Illegal hunting
The four levels of protein structure are primary, secondary, tertiary, and quaternary structure. Review the levels of protein structure by clicking the image below.
Drag each label into the appropriate bin depending on whether it applies to primary, secondary, tertiary, or quaternary structure.
Answers
Proteins are composed of a sequence of amino acids linearly arranged. To accomplish their functions thet must adopt different structures. Primary structure: Amino acid sequence. Secondary structure: Alpha helix. Beta pleated sheet. Results from hydrogen bonding between the backbone constitutents of the polypeptide. Tertiary structure: Results from interaction between side chains (R groups) of amino acids. The overall shape of the polypeptide. Quaternary structure: The aggregation of multiple polypeptide subunits.
What is the protein structure?Proteins are molecules composed of several amino acids.
Amino acids are monomers composed of
a central carbon, a hydrogen atom, a carboxyl group (COOH), an amine group (NH₂), and an R group.
The R group is what differentiates one amino acid from another one.
Several amino acids linearly arranged and connected by peptidic bonds compose the polypeptide.
The peptidic bond is the union of two amino acids by their carboxyl and amine groups.
The R group of each amino acid stabilizes the molecule through their interactions.
The amount of amino acids that compose the polypeptide and their order in the chain determines the primary structure of the protein. The primary structure of the proteins determines the tertiary one.
Protein functions also depend on the amino acid sequences. Proteins with different functions have different sequences. And among species, proteins with similar functions have similar structures.
The primary structure is basically, the sequence of amino acids in the chain. It refers to the amino acid arrangement.
The secondary structure is achieved through hydrogen bonds (between -CO- and -NH- groups), when the polypeptidic chain folds and different regions of the molecule get in touch. The molecule can adopt conformations like the alpha-helix and beta-sheet.
The three-dimensional structure involves a higher folding degree, in a tridimensional space. This level makes the protein even more stable in the environment and capable of accomplishing its functions.
The quaternary structure can be seen when proteins are composed of more than one subunit. The way in which these subunits arrange is the fourth structure.
The hydrophilic R-groups stay permanently in the molecule interior, avoiding interaction with water.
In the image,
Primary structure: Amino acid sequenceSecondary structure: Alpha helix. Beta pleated sheet. Results from hydrogen bonding between the backbone constitutents of the polypeptide.Tertiary structure: Results from interaction between side chains (R groups) of amino acids. The overall shape of the polypeptide. Quaternary structure: The aggregation of multiple polypeptide subunits.You can learn more about protein structure at
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A radio has a resistance of 175 ohms, with a current flowing through it of 700mA. What is the potential difference?
Answers
The potential difference (voltage) across the radio is 122.5 volts.
How to calculate the potential difference voltage across the radio?First we can use Ohm's law, which states that voltage (V) is equal to the product of current (I) and resistance (R):
V = I x R
In this case, the resistance of the radio is given as 175 ohms, and the current flowing through it is 700 milliamps, or 0.7 amps.
We can plug these values into the equation to get:
V = 0.7 A x 175 Ω = 122.5 volts
Therefore, the potential difference (voltage) across the radio is 122.5 volts.
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Earth's temperature has increased slightly in the last 100 years. Many scientists believe that
the increase is related to human activities, particularly the burning of fossil fuels. What gas
produced in this process has been most closely linked to rising atmospheric temperatures?
A) soot
B) chlorofluorocarbons
C) nuclear waste
D) carbon dioxide
Answers
The gas produced in the burning of fossil fuels that has been most closely linked to rising atmospheric temperatures is carbon dioxide. Option D
What is the burning of fossil fuel?
As a byproduct of combustion when fossil fuels like coal, oil, and natural gas are used to produce energy, carbon dioxide is discharged into the atmosphere.
As a greenhouse gas, carbon dioxide absorbs heat from the sun inside the Earth's atmosphere, creating the greenhouse effect, which causes global warming. The Earth's natural greenhouse effect, which keeps the globe warm enough to support life, is caused by this phenomena.
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How fast the continents move?
Answers
Describe how the fossil record gives evidence of evidence.
Answers
Answer:
Aaaaaaaaaaaaaaaaaaaaaaa
2. What inspires us to have patriotic feeling?
Answers
Answer:
Patriotism or national pride is the feeling of love, devotion, and sense of attachment to a homeland or the country and alliance with other citizens who share the same sentiment to create a feeling of oneness among the people. This attachment can be a combination of many different feelings, language relating to one's own homeland, including ethnic, cultural, political or historical aspects.
describe the relationship between CO2 in the seawater and the pH of the seawater
Answers
Answer:
As the amounts CO^2 in the sea increase, it causes the acidity of the pH increase as a result
Explanation:
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What is another name for a condensation reaction
Answers
Condensation reactions are called dehydration synthesis reactions.
Another name for a condensation reaction is a dehydration synthesis reaction because it includes the loss of water molecules when combining molecules.
What is condensation reaction?A process in which a tiny molecule, like water or methanol, is lost as two or more molecules combine to produce a larger molecule. Despite the fact that numerous reactions involve this, the word is typically only used to describe those in which a new carbon-carbon bond is produced.
A condensation reaction, in which two molecules combine to form a bigger one and expel a water molecule, can be reversed by a hydrolysis reaction. Thus, condensation builds up by removing water, but hydrolysis breaks down by adding water.
Therefore, dehydration synthesis is another name for a condensation reaction because it involves the loss of water molecules while joining molecules.
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Why do teens tend to make riskier decisions than adults?
Answers
Brain Development: The brain undergoes extensive development and reorganization during adolescence, particularly in the prefrontal cortex, which is responsible for decision-making, impulse control, and weighing consequences. This region develops at a slower pace compared to the reward-seeking regions of the brain, such as the limbic system. As a result, teenagers may be more driven by immediate rewards and less inclined to consider long-term consequences.
Sensation Seeking: Adolescence is characterized by heightened sensation seeking and a desire for novel and exciting experiences. Teenagers often seek out new sensations and engage in risk-taking behaviors as a way to explore their own identity, gain independence, and test boundaries. The pursuit of thrills and excitement can overshadow the potential risks involved.
Social Influence: Peer influence plays a significant role during adolescence. Teenagers are highly attuned to social acceptance and approval, and they may engage in riskier behaviors to fit in, gain peer recognition, or conform to social norms within their peer group. The desire for social status and acceptance can override concerns about potential negative outcomes.
Incomplete Experience and Judgment: Compared to adults, teenagers have less life experience and exposure to various situations, making it more challenging for them to accurately assess risks and make informed decisions. They may lack the cognitive tools and judgment skills to fully evaluate the potential consequences of their actions.
Emotional Intensity: Adolescence is a time of heightened emotional intensity, with teenagers experiencing intense emotions and seeking ways to regulate them. Risk-taking behaviors can serve as a means to cope with or regulate these emotions, providing temporary excitement, distraction, or a sense of control
RNA differs from DNA in three ways. They are
1.
2.
3.
Answers
Answer:
below!
Explanation:
"RNA is single-stranded while DNA is double-stranded.
RNA contains uracil while DNA contains thymine.
RNA has the sugar ribose while DNA has the sugar deoxyribose."
-DNA vs RNA Expii
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A postsynaptic neuron has an RMP of -70mV and a typical threshold of -55mV. It has three presynaptic inputs-from neurons X, Y, and Z. Stimulation of
neuron X causes the postsynaptic neuron to depolarize by 0.5 mV. When X and Y are stimulated simultaneously, the postsynaptic neuron depolarizes by
1 mV, If X fires 10 times and Y fires 10 times the result will be …
Multiple Choice
a subthreshold summation.
presynaptic inhibition.
threshold is reached and an AP is fired.
many APs are fired.
the membrane depolarizes.
Answers
When X fires 10 times and Y fires 10 times, the result will be a subthreshold summation.
Subthreshold summation happens when two or more presynaptic inputs that are sub-threshold (i.e., they cannot create an action potential) combine their effects on the postsynaptic neuron.
Here, the postsynaptic neuron has an RMP of -70mV and a typical threshold of -55mV. When neuron X is stimulated, it depolarizes by 0.5 mV.
When X and Y are stimulated simultaneously, the postsynaptic neuron depolarizes by 1 mV, which is sub-threshold (below -55mV).
Therefore, when X fires 10 times and Y fires 10 times, the postsynaptic neuron will experience subthreshold summation and no action potential will be fired.
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Chapter 1
1. Which of the following is an example of homeostasis?
a. regulation of blood CO2 level
b. regulation of blood glucose level
c. regulation of body temperature
d. all of the above
2. Which statement is a correct description of negative feedback control system?
a. It is stimulatory
b. It is inhibitory
c. It amplifies the change that is occurring
3. Positive feedback control system:
a. Are stimulatory
b. Tend to produce destabilizing effects and disrupt homeostasis
c. Produce an action that is opposite to the change that activate the same system
d. Both "a" and "b" are correct
4. The lungs are ____________ to the liver:
a. distal
b. lateral
c. inferior
d. superior
5. The heart is ___________ to the lungs:
a. superior
b. dorsal
c. medial
d. lateral
6. A vertical plane through the body dividing it into right and left is termed:
a. sagittal
b. lateral
c. transverse
d. frontal
7. A patient sustains severe blunt trauma to the left upper abdomen and requires surgery. The body organ most likely to be involved is the ____________
a. appendix
b. gallbladder
c. spleen
d. urinary bladder
8. Cytology is the study of:
a. tissues
b. organisms
c. cells
d. all of these are correct
9. A term that means nearer the attached end of a limb is:
a. medial
b. lateral
c. distal
d. proximal
10. Coronal plane:
a. Divides the body into anterior and posterior portions
b. Divides the body into upper and lower portions
c. Divides the body into left and right portions
d. Is also called horizontal plane
Answers
Answer:
homeostasis regulate body glucose
When your body begins to get too hot, it begins to sweat in order to try and cool itself down in order to stay at a temp of around 98 degress. This is an example of what?
1. Cellular Respiration
2. Thermodynamics
3. Homeostasis
Answers
Answer:
it calms down and gets to get cool again
Answer:
2
Explanation:
thermoregulation is process that allows your body to maintain its core internal temperature
b) Some features can only be found in plant cells. Name two of them.
1.
2.
Answers
Answer:
a cell wall, a large central vacuole
Explanation:
Most organelles are common to both animal and plant cells. However, plant cells also have features that animal cells do not have: a cell wall, a large central vacuole, and plastids such as chloroplasts.
help!! Plsss ASAP really neee it
Answers
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