The ABO blood types are controlled by

a. pleiotropy.
b. multiple alleles.
c. incomplete dominance.
d. codominance.
e. multiple alleles and codominance.


E

Biology & Microbiology

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Indicate whether the statement is true or false.

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In the science fiction film, When Worlds Collide, 100 individuals are selected to leave a doomed Earth in a spaceship to re-establish humanity elsewhere. This scenario illustrates

A) a founder effect. B) a mutation effect. C) a population funnel. D) a deleterious allele.

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Meiosis _____ the parental chromosome number

a. doubles b. halves c. maintains d. mixes up

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A heterozygous individual has a _____ for a trait being studied

a. pair of identical alleles b. pair of nonidentical alleles c. haploid condition, in genetic terms

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