Genetic mutations are:
A) a relatively recent phenomenon related to increasing levels of environmental pollutants.
B) always lethal to humans.
C) a fundamental and natural part of human existence since life on Earth began.
D) always of benefit to the individual.
Correct Answer:
Verified
Q73: A recessive allele:
A) expresses itself in heterozygous
Q74: A person is heterozygous for a trait
Q75: The allele that is not expressed when
Q76: Most traits, especially behavioral traits involve:
A) polygenic
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Q79: The sperm and ova are both:
A) somatic
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Q82: Which test samples blood from the mother
Q83: The concept that certain characteristics of a
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