If a corn plant has a genotype sstt, what are the possible genetic combinations that could be present in a single grain of pollen produced by the plant?

Genotype is the genetic make up of an organism, in this case the genotype has SsTt. Thus the possible genetic combinations that could be present in a single grain of pollen produced by the plant will be ST, St, sT and st. Such that there is the homozygous reccessive and dominant and also heterozygous.

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