Botany

Individuals homozygous for cd genes were crossed with wild type ++ . The F1 dihybrid thus produced was test crossed. It produced progeny in the following ratio - ++ 900, + d115 cd 880, c + 105. What is the distance between c and d genes?

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    http://search.yahoo.com/search?fr=mcafee&p=to+find+distance+between+genes+in+Botany

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