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Question
R.C. Lewontin found that human "races" have no taxonomic significance. He demonstrated this:a. through research indicating that most genetic variation is found among human races.
b. through research indicating that most genetic variation is found across human populations.
c. through the examination of variation in multiple human skull characteristics.
d. through research that examined genetic diversity across different species of mammals.
Answer
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Related questions
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b. refers to a social group that includes an adult male, an adult female, and their offspring.
c. refers to primates that live exclusively as a nuclear family.
d. refers to a primate social group that includes an adult male and several adult females with their offspring.
Q:
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a. relates to sexual courtship rituals in primates.
b. is the study of sexual intercourse between primates.
c. tends to be lower than in groups where males disperse and compete with unrelated males.
d. determines male and female social hierarchy.
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c. primates can be classified into particular species exhibiting one type of behavior.
d. primates are just as diverse in their behavior as are humans.
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Describe the arboreal adaptation of primates and include specific anatomical characteristics.
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d. both b. and c.
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Arboreal adaptation is:
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b. 2-1-3-3.
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The maintenance of homeostasis:
a. involves all levels of any organism's biology.
b. involves the study of populations in their natural environments.
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The prenatal stage in humans consists of:
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Discuss the obesity pandemic. Include current studies that demonstrate likely causes.
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Is race a valid, biologically meaningful concept? Why or why not?
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a. a lack of vitamin D.
b. a lack of melanin.
c. high UV exposure.
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a. dirty drinking water.
b. mosquitoes.
c. rats.
d. monkeys.
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a. founder effect.
b. stabilizing selection.
c. mutation.
d. gene flow.
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The type of selection that favored progressively larger brain size in human evolution is:
a. natural selection.
b. directional selection.
c. stabilizing selection.
d. disruptive selection.
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Together, all of the alleles contained within a group of interbreeding individuals is known as a:
a. gene pool.
b. population.
c. clinal distribution.
d. polymorphism.
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a. bites from infected mosquitoes.
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c. drinking bad water.
d. eating spoiled food.
Q:
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a. are genetically identical.
b. carry genetic information that influences the same trait.
c. are inherited only from the mother.
d. are members of different pairs.
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d. is determined solely by the influence of environmental factors.