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Question
Fossil evidence of cut marks made with stone tools at early hominid sites suggests that:a. meat eating started only with the appearance of Homo erectus and stone tools.
b. big game hunting was the most common way early hominids obtained meat.
c. meat eating started before Homo erectus but increased with more advanced technology.
d. none of the above
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:
a. primates express themselves socially through a wide range of behaviors.
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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Catarrhines' nostrils are:
a. far apart and face sideways.
b. close together and face downward.
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d. wide and include a large nasal sinus.
Q:
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b. based on personal observation of phenotypes only.
c. also called the gradistic method of classification.
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b. gorillas.
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Q:
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b. the researchers are relying on anatomical classifications of chimpanzees and humans, as this is most appropriate when looking at adaptation and anatomy.
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d. both b. and c.
Q:
Arboreal adaptation is:
a. adaptation to life in the trees.
b. the ability to brachiate.
c. adaptation to life in the savannah.
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The dental pattern of Old World higher primates is:
a. 2-1-2-3.
b. 2-1-3-3.
c. 2-2-2-3.
d. 2-2-3-3.
Q:
The maintenance of homeostasis:
a. involves all levels of any organism's biology.
b. involves the study of populations in their natural environments.
c. involves using material culture to make living possible in certain settings.
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Q:
Stressors during the prenatal stage include:
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Q:
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b. are race specific.
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d. do not exist in humans.
Q:
The prenatal stage in humans consists of:
a. trimesters.
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c. infancy, childhood, juvenile period, puberty, adolescence, and adulthood.
d. the neonatal period, infancy, juvenile period, puberty, and adolescence.
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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?
Q:
Rickets is the result of:
a. a lack of vitamin D.
b. a lack of melanin.
c. high UV exposure.
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Q:
The postnatal stage of adolescence includes:
a. stability in physiology, behavior, and cognition.
b. decline in function of tissue and many organs.
c. eruption of dentition and increased brain growth.
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Q:
Sexual dimorphism:
a. refers to the onset of puberty.
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c. refers to the development of male and female primary characteristics.
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a. dirty drinking water.
b. mosquitoes.
c. rats.
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.
Q:
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.
Q:
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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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.