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WorksheetsBiosynthesis of Nucleic Acids
Total questions: 8
Worksheet time: 5mins
The first enzyme which regulates pyrimidine de novo synthesis is
Carbamoyl phosphate
OMP decarboxylase
Carbamoyl phosphate synthetase II
Aspartate transcarbamoylase
Thymidylate synthase is involved in producing RNA nucleotide
True
False
In pyrimidine salvage pathway, nucleoside kinase catalyses production of nucleotides
True
False
De novo synthesis of purines differs from pyrimidine by the involvement of
Glutamate
Aspartate
Glycine
In the presence of aspartate, IMP will favor production of
OMP
AMP
GMP
UMP
Lack of HGPRT may increase level of purine bases
True
False
In pyrimidine degradation, thymine--> dihydrothymine --> N-carbamoyl-B-alanine --> X --> Acetyl-coA. What is X?
B-alanine
B-aminoisobutyrate
Ammonia
None of the options
Breakdown of hypoxanthine and guanine is similarly catalyzed by an enzyme called
(a)
