Biology 0610 · IGCSE · Monohybrid inheritance

Monohybrid inheritance — practice question

The diagram illustrates how albinism is passed on within one family. Albinism is an inherited condition caused by a recessive allele. Which individuals must be heterozygous for this condition?

A1 and 2
B4 and 7
C5, 6 and 7
D5 and 6 only

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