Genotype ratio of offspring expected when crossing 2 heterozygous parents

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asked Mar 11, 2020 224k views

1 Answer

Krishna Murti · Answer 1 · 2020-03-16T02:30:50+0000

Heterozygous means that the genotypes is a mixture of genes:
Let’s say that:
Parent one has the gene - Bb
Parent two has the gene Bb

B b
B BB Bb
b Bb bb

Therefore the ratio is:
BB:Bb:bb
=1:2:1
Hope this helps

Genotype ratio of offspring expected when crossing 2 heterozygous parents

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