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True or False Quiz
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1
Eighteenth century animalculists believed that the female's ovaries contained already formed humans whose growth was activated by the male's sperm.
A)True
B)False
2
During fertilization, male and female gametes combine to create a zygote.
A)True
B)False
3
Monozygotic twins have the same hereditary makeup and are the same sex.
A)True
B)False
4
The basis of heredity is a chemical called deoxyribonucleic acid DNA.
A)True
B)False
5
Chromosomes are specialized cells that help determine physical attributes.
A)True
B)False
6
Sex-linked disorders almost always appear in female children only.
A)True
B)False
7
Down Syndrome is caused by a chromosomal abnormality.
A)True
B)False
8
Reaction range is the potential variability in the expression of a hereditary trait.
A)True
B)False
9
Genetic counseling helps parents determine the traits of their child.
A)True
B)False
10
Schizophrenia does not have a strong genetic component.
A)True
B)False







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