Q. The following ratio is generally constant for a given species
A) A+G/C+T
B) T+C/G+A
C) G+C/A+T
D) A+C/T+G
Explanation
The base ratio A+T/G+C may vary from one species to another, but is constant for a species. It is rarely equal to one end varies between 0.4 and 1.9.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.