The Probability Is That a Genetic Disease with the Highest

question 30

Multiple Choice

The probability is that a genetic disease with the highest carrier rate among members of group A will occur:

• A)at the lowest rate if members of group A mate only with other members of group A
• B)at a lower rate if members of group A mate outside of the group as opposed to mating within it
• C)at a higher rate if members of group A mate outside of the group as opposed to mating within it
• D)at about the same rate as any other group,since carrier rates do not directly affect resultant phenotypes

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Definitions:

Sperm

Male reproductive cells or gametes in sexually reproducing organisms, involved in fertilizing the ovum to initiate pregnancy.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of deoxyribonucleic acid (DNA), responsible for carrying genetic information.

Genes

The basic units of heredity in living organisms, made up of DNA, that carry instructions for the development, functioning, growth, and reproduction of all known living organisms.

Homozygous

A genetic condition where an individual has two identical alleles for a particular gene or trait.