Vitamin B3 (niacin) is a component of NAD+ (or NADH). Niacin is acquired through the diet. a) Invent two strategies a cell might use to maintain energy production under niacin deficiency.
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HIGH SCHOOL BIOLOGY QUESTION
Vitamin B3 (niacin) is a component of NAD+ (or NADH). Niacin is acquired through the diet.
a) Invent two strategies a cell might use to maintain energy production under niacin deficiency.
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- Can someone help with this question? L-Malate + NAD⁺ ← → Oxaloacetate + NADH Above is what i selected for the equation, but I don't know how to find the equilibrium constant.Assume that 2.5 ATPs are generated per NADH and 1.5 ATPs per FADH2. How many ATPs are generated from the FADH2 and NADH molecules from each repetition of the ββbeta-oxidation pathway? Express your answer as an integer.To reduce six molecules of carbon dioxide to one molecule of glucose via photosynthesis, how many molecules of NADPH and ATP are required?
- Based on your knowledge of the structure of NAD+ and an assumption that coenzyme dissociation is the rate limiting step of the alcohol dehydrogenase mechanism, hypothesize why a N249W mutation at the coenzyme binding site would increase the rate of catalysis.this question is about 16 carbon fatty acid A) what are the end procuts of the eight cycles of beta oxidation of a 16 carbon fatty acid? B) assuming 2.5 ATP molecules are produced from one NADH, how many molecules of ATP are produced from the NADH produced during beta oxidation of a 16-carbon fatty acidName and briefly describe the major electron carriers found in cells. Why is NADH a good electron donor? Why is ferredoxin an even better electron donor?
- NADH dehydrogenase 3 gene codes for a protein in the electron transport chain. Suppose that this protein is exposed to extremely high heat. What is likely to happen to this protein and why?Given the roles of NAD+ /NADH in dehydrogenation reactions and NADPH/NADP+ in reductions, would you expect the intracellular ratio of NAD+ to NADH to be high or low? What about the ratio of NADP+ to NADPH? Explain your answers.Consider the steps of the krebs cycle and electron carrier chain and answer: a) How many ATPs are produced from 10 Pyruvato molecules? b) How many ATPs are produced from 12 Acetyl CoA molecules?
- For the complete oxidation of 16 glucose molecules as a result of cellular respiration in plants, how many of the following would be produced? Show your computation. A. PyruvateCan someone help with this question? L-Malate + NAD⁺ ← → Oxaloacetate + NADH Above is what i selected for the equation, but I don't know how to find ΔE'৹.Calculate the amount of energy a cell could get from methanogenesis (using H2 as an electron donor and CO2 as an acceptor to make CH4) compared to NADH oxidation using oxygen as an electron acceptor. (Remember, the energy values shown in the table will have the opposite +/- sign for the reverse reaction) a) Which one gives more energy? b) How much more?