Day 3: Practice                                                Name_________________Period________


For an A, do all Day Three lessons

For a B, do all of Pages 1-2 and Bikini Bottom Page 1 plus one Punnet Square from the back

For a C, Do all of Pages 1-2 and Bikini Bottom Page 1

Complete the problems below.

Genetics Practice Problems Worksheet based on notes for Day One and Day Two

1. For each genotype below, indicate whether it is heterozygous (He) or homozygous (Ho)

AA _______                 Ee _______                 Ii _______                 Mm _______         Bb _______

ff _______                 Jj _______                 nn _______                 Cc _______                 Gg _______                 

kk _______                 oo _______                 DD _______                 HH _______                 LL _______                 

Pp _______

2. Explain in your own words what makes some genotypes homozygous and some heterozygous.


 2. For each of the genotypes below determine what phenotypes would be possible.

a. Purple flowers are dominant to white flowers.

b. Round seeds are dominant to wrinkled seeds.

c. Brown eyes are dominant to blue eyes


d. Bobtails in cats are recessive.  

3. For each phenotype below, list the genotypes

a. Straight hair is dominant to curly.

b. Pointed heads are dominant to round heads.

4. Complete the worksheet: Bikini Bottom Genetics