A plant breeder has a plant with the dominant phenotype for a single-gene tralt. The...

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A plant breeder has a plant with the dominant phenotype for a single-gene tralt. The breeder wants to figure out the plant's genotype by doing a testcross. The results of thetestcross will be different depending on whether the plant is homozygous or heterozygous for the trait. In the testcross, the plant should be crossed with which of thefollowing?A. a plant that has multiple genes for the traitB. a plant that has never been crossed for the traitC. a plant that is homozygous recessive for the traitD. a plant that is homozygous dominant for the trait

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