Question

Imagine that you are a doctor in a maternity ward. During your last shift, 20 babies were born. 10 had blue eyes, and 10 had brown eyes. Remember genotypes are the two alleles given for each trait, written with a letter. For this activity B =brown eyes b= blue eyes. Phenotypes are the physical appearance of the trait.

Which color of eyes is dominant? How do you know this? What does this mean in terms of inheritance?

Answer 1

Brown eyes are dominant because they have the update letter. This means that in term of inheritance, children are more likely to have brown eyes than blue eyes.