1. 1. State whether or not chromosomes contain genes, and defend your answer.

2. 2. Muscles are made from several different proteins, including actin and myosin. State whether a “muscle gene” actually exists, and defend your answer.
Actin
Myosin

3. 3. Puppy B displays a mixture of mom and dad’s genes
3. Puppy B displays a mixture of mom and dad’s genes. He inherited dad’s dark brown color and mom’s nose stripe.
a. Explain how the parents passed their genes to puppy B
b. Identify the process that allowed the parents’ genes to
combine to make puppy B A C B D

4. 4. Choose the statement that best describes the picture, and defend your answer:
Same genes, same alleles
Same genes, different alleles
Different genes, same alleles
Different genes, different alleles

5. 5. The beta fish below have different alleles for scale color
5. The beta fish below have different alleles for scale color. Explain why different alleles produce different proteins.

6. 6. Identify the offspring in the diagram below as a hybrid or non-hybrid, and defend your answer using scientific vocabulary.
Mom
Dad
Offspring