Q. Which one of the following pairs of codons is correctly matched with their function or the signal for the particular amino acid?
A) UUA, UCA - Leucine
B) GUU, GCU - Alanine
C) UAG, UGA - Stop
D) AUG, ACG - Start / Methionine
Explanation
[Solution from source] UAA, UAG and UGA are the three stop codons. In the other options only one codon of each pair fits: UCA codes serine, GUU codes valine and ACG codes threonine. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.