Question #6423551Single Choice

Biology

Question

In a plant, the production of a particular enzyme is controlled by two genes. Gene X has two alleles (X1 and X2), and Gene Y has three alleles (Y1, Y2, and Y3). This genetic control is an exception to the two-factor genotype determination because:

Options

Gene Y has more than two alleles.

The combined effect of the two genes is too complex.

The presence of two genes is not typical.

The alleles interact in an unpredictable way.

Answer & Analysis

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