What are the genotypes of parents and children if parents with non-red hair have four children, two of them are red-haired?

Make up the complete and abbreviated structural formulas, as well as the molecular formula of a hydrocarbon, the molecule of which contains three carbon atoms and one double bond C = C.

Given:
a – red hair color
A – not red hair color
Decision:
R: Aa (not red) x Aa (not red)
D: A; a x A; a
F1: AA (not red); Aa (not red); Aa (not red); aa (red)



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