alleryWhich Indian-origin scientist received the 1968 Nobel Prize for his work on triplet codons for the 20 amino acids?
ACharles Robert Darwin
BGregor Johann Mendel
CJean-Baptiste Lamarck
DHar Govind Khorana
Answer & Solution
Correct answer: D. Har Govind Khorana
1. The triplet codons code for 20 amino acids.
2. Dr Har Govind Khorana, of Indian origin, contributed to discovering these codons.
3. He was awarded the Nobel Prize in 1968 for this work.
4. Darwin and Mendel are linked to evolution and inheritance, not codons, so they are ruled out.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 1 "Heredity and Evolution", p.11_
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