1. which of the following is a multiple allelic trait?
a. pea plant seed shape
b. pink snapdragon flowers
c. rabbit fur color
d. none of the above

2. which of the following is a possible genotype for a person with b blood?
a. ibio
b. ibib
c. both a and b
d. none of the above

3. albinism is an example of
a. pleiotropy.
b. epistasis.
c. sex-linked traits.
d. none of the above

4. an example of epistasis is
a. baldness covering up a widow's peak hairline.
b. rabbits with multiple colors of fur.
c. frizzle trait" in chickens.
d. none of the above

5. may differ in their size, depending on the species of the organism they are from.
a. autosomes
b. sex chromosomes
c. homologous chromosomes
d. none of the above

6. a typical human male has the following sex chromosome pair.
a. yy
b. xx
c. xy
d. oy

7. is when a heterozygote expresses both homozygous phenotypes simultaneously, rather than expressing an intermediate phenotype.

a. complete dominance
b. incomplete dominance
c. codominance
d. none of the above

8. which of the following blood types is dominant?
a. a
b. b
c. o
d. both a and b

9. is a condition that occurs when an individual has only one of a particular chromosome.
a. trisomy
b. monosomy
c. pleiotropy
d. epistasis

10. autosomal, monosomy, and trisomy in humans is in most cases
a. lethal.
b. common.
c. favorable.
d. none of the above