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Biology
9. Heredity and Evolution
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Q5 of 85 Page 286

When is a recessive trait able to show up?

When di-Hybrid cross is conducted between two heterozygous parents with contrasting traits then it produces offspring which are 3 dominant and 1 recessive.

Tt × Tt = TT, Tt, Tt, tt


the ratio would be - 1:2:1


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