Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
The first genetic material could be:
A
Protein.
B
Parbohydrates.
C
$\text{DNA.}$
✓
$\text{RNA.}$
✓
Answer
Correct option: D.
$\text{RNA.}$
There are many conclusive proofs which show that $\text{RNA}$ was the first genetic material. But $\text{RNA}$ being a catalyst was reactive and unstable.
So, this paved the way for $\text{DNA}$ as genetic material in the living world.
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