Biomolecules Question 52
Question: The base pairs of DNA are correctly shown as
[Bihar MDAT 1995; RPMT 1997; BHU 1998, 99, 2004; BVP 2000; MHCET 2003]
Options:
A) A - T and C = G
B) A = T and C = G
C) A = T and C - G
D) A - T and C - G
Show Answer
Answer:
Correct Answer: C
Solution:
The correct option is C A = T and C ā”G In DNA, purines pair with pyrimidines. Adenine pairs with Thymine using two Hydrogen bonds.
Guanine pairs with Cytosine with the help of three Hydrogen bond. So, the correct answer is ‘A = T and Cā” G’. G’