Different ratios occur in crosses with single gene pairs or two gene pairs. What types of ratios are likely to occur in crosses dealing with a single gene pair?

Name: Different ratios occur in crosses with single gene pairs or two gene pairs. What types of ratios are likely to occur in crosses dealing with a single gene pair?
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Single gene pairs typically result in three possible ratios: 3:1 for a dominant-recessive relationship, 1:1 for a heterozygous cross, and 1:2:1 for a homozygous cross.

Different Ratios Occur in Crosses with Single Gene Pairs or Two