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19 February, 18:56

If a corn plant has a genotype of Ttyy, what are the possible genetic combinations that could be present in a single grain of pollen from this plant

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  1. 19 February, 21:52
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    The two combinations possible are Ty and ty. The allele Y doesn't exist in it's genotype, it cannot pass on the dominant allele Y, because it can't pass on what it doesn't have.
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