NEET Botany Molecular Basis of Inheritance Questions Solved

Which of the following statements is correct?
I. The biochemical nature of genetic material was not defined from the experiments conducted by Griffith
II. Working on transformation Avery et al concluded DNA is genetic material but not all biologists were convinced
III. RNA is the genetic material in TMV, QB bacteriophage etc.
IV. DNA is the predominant genetic material while RNA performs dynamic functions of messenger adapter
V. Viruses having DNA genome and having shorter life span mutate and evolve faster
(a) All are correct             (b) I and II              (c) I except V                (d) III and IV

All are correct except V.

Correction: Viruses having RNA genome mutate and evolve faster because RNA is more reactive and less stable than DNA.

Difficulty Level:

  • 45%
  • 13%
  • 30%
  • 15%
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