STANDARDBotany-Molecular Basis of Inheritance
STANDARD Botany DNA Structure MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Watson and Crick are known for their discovery that DNA
A
Is a single stranded helix
B
Contains deoxyribose only
C
Is a double stranded helix
D
Synthesizes rRNA
Correct Answer
Option C
Detailed Explanation
Watson and Crick discovered the double helix structure of DNA, which is composed of two strands that coil around each other.
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