What is the helical pitch of B-DNA?
34 Ã… accurately defines or describes the concept asked in this question. Within DNA, precise definitions and terminology are essential for clear scientific communication. The other options (20 Ã…, 3.4 Ã…, and 24.6 Ã…) either describe related but distinct concepts, use incorrect terminology, or confuse similar-sounding terms that have different scientific meanings. A thorough understanding of exact definitions helps distinguish between closely related biological concepts and is crucial for competitive examinations.
Ref: Molecular Biology of the Gene, Watson et al., 7th Ed.
