__________________is spontaneous hydrolytic reaction that involves cleavage of the N-glycosylic bond between N-9 of the purine bases A and G and C-1 of the deoxyribose sugar and hence loss of purine bases from the DNA.

TLS Online TPP Program

#Question id: 29013

#Life Sciences

Which of the following is an active form of vitamin D ?

TLS Online TPP Program

#Question id: 29014

#Biochemistry

25-hydroxycholecalciferol is converted to the more active metabolite 1,25-dihydroxycholecalciferol in which of the following cell ?

TLS Online TPP Program

#Question id: 30047

#Applied Microbiology

which of the following observed that cork was composed of “little boxes”; and introduced the term cell ?

TLS Online TPP Program

#Question id: 30047

#Biochemistry

which of the following observed that cork was composed of “little boxes”; and introduced the term cell ?

TLS Online TPP Program

#Question id: 30118

#Biochemistry

The following enzymes are involved in the catabolism of AMP to uric acid. The correct order of their use is:

1. A deaminase

2. A nucleoside phosphorylase

3. A nucleotidase

4. Xanthine oxidase

TLS Online TPP Program

#Question id: 30119

#Biochemistry

Which of the following disorder is caused due to the high serum level of urate?