Describe with using a Punnett Square?

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Ncbr23

Science

Question Description

Heterozygous axial flower position is crossed with a pea plant with heterozygous axial flower position.

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Explanation & Answer

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Note: Axial (A ) is dominant over terminal (a ).

The genotypes of the parents are AARR and aarr. Therefore the gametes of the parents must be AR and ar so the genotype for all the offspring in the F1 generation will be AaRr, and their phenotype will be axial-pink.

What will be the ratios in the F2 generation?

The ratio of genotypes can be determined by examining the Punnett square below:


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fvzfvcyr (622)
Carnegie Mellon University

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