Q. A sequence of how many nucleotides in messenger RNA makes a codon for an amino acid?
A) Three
B) Four
C) One
D) Two
Explanation
(a)
A sequence of three nucleotides in messenger RNA makes a codon for an amino acid because four bases in messenger RNA adenine, cytosine, guanine and uracil have been shown to act in the form of triplet.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.