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Biology 9th grade

12. Complete the following monohybrid cross.

Two parents that are heterozygous for brown eyes. Be sure to identify the genotypes of the parents, complete the Punnett square, identify the phenotypes with genotypes and the ratio of the phenotypes.

What percent of the offspring have blue eyes?

My answer: 25% of the offspring would have blue eyes if the parents are heterozygous.
My question: Did I answer the questions fully, if not can you explain what to add.

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  1. The ratio of genotypes? 3:1 ?
    did you draw the Punnett square?

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