MPSC PYQScienceenglish

With respect to structure of DNA, choose the two relevant statements. (a) DNA is made of two long chains of nucleotides coiled in a helix around a central axis. (b) DNA is made of two long chains of nucleoside coiled around a central axis. (c) The two chains are complimentary so that Adenine is always paired with Thymine and cytosine with Guanine. (d) The two chains are not complimentary where Adenine is paired with uracil and cytosine with Guanine.

A.Only (a) and (b) is relevant
B.Only (b) and (d) is relevant
C.Only (a) and (c) is relevant
D.Only (c) and (d) is relevant

Correct answer: C

Source paper

MPSC Gazeted Civil Services Combined Pre 2024

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