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Dominant Alleles

Mother 5 could be homozygous dominant there arent

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Unformatted text preview: dividal II- 7 is a heterozygote? 2/3 Dd x Dd DD Dd dD dd can cross out dd because it doesn’t have the disease so it’s 2/3 What are two reasesons for a lack of disease in generation IV? Mother 5 could be homozygous dominant There aren’t perfect ratios when it comes to genes Testcross What is the genotype of III- 2? Maybe DD; maybe Dd, not dd 2/3 of the round F2s are Rr and their offspring, ½ will be wrinkled = 2...
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