Principle Of Inheritance And Variation Question 11

Question: Assertion : Adenine and guanine are doublering bases. Reason : Adenine and guanine are pyrimidines.

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: C

Solution:

The bases of nucleic acids are of two types (i) pyrimidines and (ii) purines.

Adenine and guanine are double-ring bases called purines; cytosine, thymine and uracil are single-ring bases called pyrimidines.