Q. What map unit (Centimorgan) is adopted in the construction of genetic maps ?
A) A unit of distance between two expressed genes, representing 10% cross over
B) A unit of distance between two expressed genes, representing 100% cross over
C) A unit of distance between genes on chromosomes, representing 1% cross over
D) A unit of distance between genes on chromosomes, representing 50% cross over
Explanation
[Solution] 1 centimorgan corresponds to 1% recombination (crossing over) between genes. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.