Multiple Choice
In animals,elevated levels of PRPP will
A) activate pyrimidine biosynthesis.
B) activate purine biosynthesis.
C) activate both pyrimidine and purine biosynthesis.
D) inhibit pyrimidine biosynthesis;activate purine biosynthesis.
E) inhibit purine biosynthesis;activate pyrimidine biosynthesis.
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Orotate is synthesized from<br>A)glycine and carbamoyl phosphate.<br>B)arginine
Q2: Matching<br>Choose the correct answer from the list.Not
Q4: Matching<br>Choose the correct answer from the list.Not
Q5: The symptoms of Lesch-Nyhan syndrome are caused
Q6: Matching<br>Choose the correct answer from the list.Not
Q7: Matching<br>Choose the correct answer from the list.Not
Q8: Matching<br>Choose the correct answer from the list.Not
Q9: The anticancer drug methotrexate inhibits nucleotide synthesis.Which
Q10: The thymidylate synthase reaction is unique because<br>A)THF
Q11: The conversion of dUMP to dTMP by