Biology


1. Imagine

that you are a doctor in a maternity ward. During

Phenotypes are the physical appearance of the trait

your last shift, 20 babies were born. 10 had blüe 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

What percentage of babies have Brown

and Blue eyes (to find percent divide the total number of blue-eyed babies by the total

25%)_

DaDies born

You should get a decimal number. Just use the first two numbers

as the percent. If your answer is 25 you would have