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Multiple Choice Quiz
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Genetics and personality
Multiple Choice Quiz
1
_____ refers to the proportion of variance in a group of individuals that can be accounted for by genetic variance.
A)
Heritability
B)
Phenotypic percentage of variance
C)
The genome
D)
Eugenics
2
Heritability
A)
is a precise statistic.
B)
can be applied to any individual.
C)
can only be applied to an individual if we know that person's DNA.
D)
can change over time.
3
Siblings share _____ of their genes on average.
A)
25%
B)
50%
C)
75%
D)
100%
4
Which of the following methods compares people who share 100% of their genes with people who share 50% of their genes?
A)
selective breeding
B)
family studies
C)
twin studies
D)
adoption studies
5
Which of the following methods depends on both the equal environments assumption and the representativeness assumption?
A)
selective breeding
B)
family studies
C)
twin studies
D)
adoption studies
6
Which of the following would cause you to question that a trait is heritable if it was indicated by an adoption study?
A)
biological parents choose adoptive parents especially similar to themselves.
B)
biological parents choose adoptive parents different from themselves.
C)
biological parents choose adoptive parents especially similar to their children.
D)
adoptive parents may also have their own biological children.
7
If MZ twins correlate .54 on a trait, and DZ twins correlate .22 on a trait, the heritability estimate is
A)
.22
B)
.32
C)
.64
D)
.86
8
Bem suggests that genes influence _____, which in turn leads to homosexuality.
A)
gender non-conformity
B)
extraversion
C)
the hypothalamus
D)
religious beliefs
9
The finding that introverts and extraverts perform differently in the same environment is an example of
A)
shared environments.
B)
non-shared environments.
C)
genotype-environment interaction.
D)
genotype-environment correlation.
10
The gene D4DR codes for a _____ receptor.
A)
dopamine
B)
serotonin
C)
norepinepherine
D)
monoamine oxidase
2002 McGraw-Hill Higher Education
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2002 McGraw-Hill Higher Education