NEET Biology question

What map unit (centimorgan) is adopted in the construction of genetic maps?

(A)A unit of distance between genes on chromosomes, representing 50% crossover
(B)A unit of distance between two expressed genes, representing 10% crossover
(C)A unit of distance between two expressed genes, representing 100% crossover
(D)A unit of distance between genes on chromosomes, representing 1% crossoverCorrect

Answer: (D)

Solution

A map unit (or centimorgan) is defined as the distance between two genes corresponding to a 1% recombination (crossover)

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Question ID VK-120425