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The R/r and S/s Genes Are Linked and 10 Map

Question 34

Multiple Choice

The R/r and S/s genes are linked and 10 map units apart.In the cross Rs/rS × rs/rs what fraction of the progeny will be RS/rs?

A) 5%
B) 10%
C) 25%
D) 40%
E) 45%

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