Biology A Unit 4: Genetics
Lesson 20: Genetics Unit Test

A male and female bison that are both heterozygous for normal skin pigmentation (Aa) produce an albino offspring (aa). Which of Mendel’s principles explain(s) why the offspring is albino? (1 point)dominance only
independent assortment only
dominance and segregation
segregation only

2. How many different allele combinations would be found in the gametes produced by a pea plant whose genotype was RrYY? (1 point)2
4
8
16

3. During which process do alleles undergo segregation? (1 point)DNA replication
mitosis
meiosi

Question

Biology A  Unit 4: Genetics
Lesson 20: Genetics Unit Test

A male and female bison that are both heterozygous for normal skin pigmentation (Aa) produce an albino offspring (aa). Which of Mendel’s principles explain(s) why the offspring is albino?  (1 point)dominance only
independent assortment only
dominance and segregation
segregation only

2.   How many different allele combinations would be found in the gametes produced by a pea plant whose genotype was RrYY?  (1 point)2
4
8
16

3.   During which process do alleles undergo segregation?  (1 point)DNA replication
mitosis
meiosi