A test cross involves crossing an individual of unknown genotype with an individual of known genotype that usually is .......... for the trait in question.

homozygous dominant

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homozygous recessive

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heterozygous

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incompletely dominant

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Solution

The correct option is B homozygous recessive
In genetics, a test cross involves the breeding of individual with phenotypically recessive individual, in order to determine the zygosity of the former by analyzing proportions of offspring phenotypes.
So, the correct option is 'homozygous recessive'.

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A test cross involves crossing an individual of unknown genotype with an individual of known genotype that usually is .......... for the trait in question.

The correct option is B homozygous recessiveIn genetics, a test cross involves the breeding of individual with phenotypically recessive individual, in order to determine the zygosity of the former by analyzing proportions of offspring phenotypes.So, the correct option is 'homozygous recessive'.

The correct option is B homozygous recessive
In genetics, a test cross involves the breeding of individual with phenotypically recessive individual, in order to determine the zygosity of the former by analyzing proportions of offspring phenotypes.
So, the correct option is 'homozygous recessive'.