Question #6423637Single Choice

Biology

Question

In a species of snapdragon, a cross between a homozygous red-flowered plant (RR) and a homozygous white-flowered plant (WW) produces offspring with pink flowers (RW). What does this suggest about the inheritance of flower color in this species?

Options

The red allele is incompletely dominant over the white allele.

The white allele is incompletely dominant over the red allele.

The red and white alleles exhibit codominance.

The flower color is controlled by multiple alleles.

Answer & Analysis

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