One of the following nitrogenous bases is not a component of DNA

John Perolski
August 25, 2023

 BIOLOGY UTME 2021 QUESTIONS

Question 1. One of the following nitrogenous bases is not a component of DNA 

A. Uracil 

B. Thymine 

C. Guanine 

D. Adenine

SOLUTION

1A DNA ~> Thymine - Adenine - Guanine - cytosin

RNA ~> Uracil- Avenine - Guanine - Cytosine