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Question
The Y-5 molar morphology is present in:a. colobus monkeys.
b. chimpanzees.
c. lemurs.
d. howler monkeys.
Answer
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Related questions
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Monogamous:
a. refers to a social group that is dominated by a single sex.
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:
Sexual dimorphism:
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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Diversity in primate societies means that:
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b. primates encompass a variety of species with similar behaviors.
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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You are reading a scientific paper regarding the relationships of the anatomical and behavioral characteristics of chimpanzees and their implications for early hominid evolution. You note that the authors refer to human ancestors as hominids. This implies that:
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b. the ability to brachiate.
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a. 2-1-2-3.
b. 2-1-3-3.
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The maintenance of homeostasis:
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b. involves the study of populations in their natural environments.
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Stressors during the prenatal stage include:
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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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b. a lack of melanin.
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The postnatal stage of adolescence includes:
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b. decline in function of tissue and many organs.
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Sexual dimorphism:
a. refers to the onset of puberty.
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a. dirty drinking water.
b. mosquitoes.
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d. monkeys.
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The clinal decrease in type B blood from East Asia to Western Europe is probably the result of:
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.
Q:
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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Malaria is caused by:
a. bites from infected mosquitoes.
b. a genetic mutation.
c. drinking bad water.
d. eating spoiled food.
Q:
Homologous chromosomes:
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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The expression of polygenic traits:
a. is never determined by the influence of environmental factors.
b. is determined by genes at several loci in conjunction with environmental factors.
c. is determined solely by genes at two or more loci.
d. is determined solely by the influence of environmental factors.