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What is the distance between genes 'y' (...

What is the distance between genes 'y' ( body colour) and 'w' (eye colour) of Drosophila?
(a) 98.7 cM
(b) 1.3 cM
(c) 62.8 cM
(d) 37.2 cM

A

`98.7 cM`

B

`1.3 cM`

C

`62.8 cM`

D

`37.2 cM`

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