1741. Free purine bases which can be salvaged are :
A. Adenine and guanine
B. Adenine,guanine and Hypoxanthine *
C. Adenine,inosine and hypoxanthine
D. Adenine,guanine and inosine
E. Inosine, guanine and hypoxanthine
1742. The catabolism of AMP in human results in the excretion of :
A. Creatinine
B. B-Alanine
C. Adenine
D. Urea
E. Uric acid *
1743. DNA fragments formed during replication are jointed together by :
A. DNA Gyrase
B. DNA polymerase II
C. DNA Ligase *
D. DNA Helicase
E. DNA Topoisomerase II
1744. Reduction of ribonucleotide diphosphate to their corresponding deoxyribonucleotide diphosphate involves :
A. GMP
B. FAD
C. FMN
D. NADP
E. NADPH *
1745. Replication of DNA is :
A. Conservative
B. Semi-Conservative *
C. Both Conservative and semi-conservative
D. Non-Conservative
E. None of the above
1746. Replication of DNA is:
A. Conservative
B. Semi-Conservative *
C. Both Conservative and semi-conservative
D. Non-Conservative
E. None of the above
1747. Synthesis of DNA from RNA template is catalyzed by :
A. DNA polymerase I
B. DNA polymerase II
C. DNA polymerase III
D. Reverse polymerase
E. Reverse transcriptase *
1748. Purine salvage pathway blockage results in the following except :
A. Lesch Nyhan syndrome
B. Gout
C. Decrease nucleotide synthesis
D. Decrease blood uric acid level *
E. Increase level of phosphoribosyl pyrophosphate
1749. What inhibits the formation of succinyl CoA from ALPHA-Ketoglutarate ?
A. Fluoroacetate
B. Arsenite *
C. Iodoacetate
D. Flourid
E. None of the above
1750. Aerobic glycolysis leads to the formation of the following end product :
A. Lactate
B. Acetyl CoA
C. Pyruvate *
D. Co2 and H2o
E. Sorbitol