Question

35 Points!

Question 1:
The combination of alleles for a trait is an organism's __________.

Question 2:
The visible traits an offspring exhibits is called its _________.

Question 3:
In humans brown eyes are dominant and blue eyes are recessive. John is homozygous for brown eyes and Jane is homozygous for blue eyes. What color of eyes will their children have? (Don’t worry about the green part of this right now):

A. Brown

B. Blue

Question 4:
Will their children be heterozygous or homozygous?

A. Heterozygous

B. Homozygous

Question 5:
John and Jane have a son named Jack. Jack marries Jill. Jill has blue eyes. What is the probability that their children will have blue eyes?

A. 25%

B. 50%

C. 75%

D. 100%

Thank you in advance!

Answer 1

Number 4 is Hetrozygous

Answer 2

1. Genotype 2. Phenotype 3.brown 5. B 50% chance