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Biology · PYQ NEET UG 2023

हिन्दी

Given below are two statements:\n Statement I: RNA mutates at a faster rate.\n Statement II: Viruses having RNA genome and shorter life span mutate and evolve faster.\nIn the light of the above statements, choose the correct answer from the options given below:

  1. Both Statement I and Statement II are true.
  2. Both Statement I and Statement II are false.
  3. Statement I is true but Statement II is false.
  4. Statement I is false but Statement II is true.

Correct answer · Option 1

Both Statement I and Statement II are true.

Explanation

Because of unstable 2'-OH group in RNA, RNA mutates at a faster rate. Viruses with RNA genome and short life span mutate and evolve faster, making both statements true.
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