CDS 2014 PYQ with Answer — Two strands of DNA are held together by

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Atlas Essay Optional Vistaar

UPSC CDSCombined Defence Services Overview

Test Series

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All-India Test

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Overview Daily Quiz Mock Tests All-India PYQs Practice

CDS 2014 · General Knowledge (CDS-I)Q117

Back to the full 2014 paper

2014 · Q117

Two strands of DNA are held together by

General KnowledgeBiology

Ahydrogen bonds
Bcovalent bonds
Celectrostatic force
Dvan der Waals' forces

Explanation

Hydrogen bonds between complementary base pairs hold the two DNA strands together.

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