Question

1 centimorgan signifies

• A. 1% crossing over.
• B. 10% crossing over.
• C. 50% crossing over.
• D. 100% crossing over.

Answer 1

The correct option is A 1% crossing over.

Morgan unit represents the physical distance between two linked genes on the chromosome. 1 morgan signifies 100% crossing over. 1 centimorgan represents 1% crossing over or 1% recombinant frequency between linked genes.