Multiple Choice
Which of the following is a true statement regarding pyrimidine biosynthesis in animals?
A) PRPP and ATP are allosteric inhibitors.
B) CTP is a feedback inhibitor.
C) It is allosterically regulated at aspartate transcarbomoylase.
D) UDP and UTP are feedback inhibitors of CPS-II.
E) ACTase catalyzes the committed step in pyrimidine synthesis.
Correct Answer:
Verified
Correct Answer:
Verified
Q24: How are nucleotides degraded to uric acid?
Q25: Which of the following statements explains why
Q26: Allopurinol is an analog of _ that
Q27: Which of the following statements explains why
Q28: Enzymatic ribonucleotide reduction is accomplished via a
Q30: Which of the following serves as an
Q31: Which of the following serves as one
Q32: What is the function of phosphoribosyltransferases?<br>A) they
Q33: All are substrates of carbamoyl phosphate synthetase
Q34: The reaction, base + PRPP → nucleoside-5-phosphate