Mendel performed a test cross to determine th | vedclass

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(A) test cross is performed to determine the genotype of an organism showing a dominant phenotype. In a test cross,an organism with an unknown genotyp

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Genotype of $F_{1}$

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(A) test cross is performed to determine the genotype of an organism showing a dominant phenotype. In a test cross,an organism with an unknown genotype (exhibiting a dominant trait) is crossed with a homozygous recessive individual. If the unknown organism is homozygous dominant,all offspring will show the dominant phenotype. If the unknown organism is heterozygous,the offspring will show a $1:1$ ratio of dominant and recessive phenotypes. Therefore,Mendel used the test cross to identify the genotype of $F_{1}$ individuals.

Mendel performed a test cross to determine the:

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