Question 1

Discuss anatomical characteristics that relate to primates' arboreal adaptation.

Accepted Answer

Primates have a versatile skeletal struc...

Question 2

Primate females invest more in their offspring

Accepted Answer

A)  due to the relative high level of intelligence in primates.
B)  because of giving birth to few offspring at a time.
C)  due to the environmental constraints placed on primates.
D)  none of the above.E) A) and B)
F) C) and D)

Question 3

Living lemurs are found only in

Accepted Answer

A)  Asia.
B)  Africa.
C)  South America.
D)  Madagascar.E) All of the above
F) A) and B)

Question 4

Tarsiers are unique among prosimians because they

Accepted Answer

A)  are diurnal.
B)  are vertical clingers and leapers.
C)  have a fovea.
D)  have a prehensile tail.E) None of the above
F) A) and B)

Question 5

Because of the enhanced sense of touch, most primate species have

Accepted Answer

A)  claws on the forelimbs only.
B)  nails on the forelimbs only.
C)  claws instead of nails on all limbs.
D)  nails instead of claws on all limbs.E) A) and B)
F) B) and C)

Question 6

Anthropoids differ from prosimians in that they

Accepted Answer

A)  have more teeth.
B)  have better color vision.
C)  are less dimorphic sexually.
D)  none of the above.E) A) and B)
F) All of the above

Question 7

Colobine primates

Accepted Answer

A)  are mostly frugivorous.
B)  are usually terrestrial.
C)  have specialized digestive anatomy for eating leaves.
D)  are referred to as "cheek pouch" monkeys.E) B) and D)
F) A) and D)

Question 8

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

Accepted Answer

A)  the researchers are relying on genetic classifications of chimpanzees and humans, as this is most appropriate for their research.
B)  the researchers are relying on anatomical classifications of chimpanzees and humans, as this is most appropriate when looking at adaptation and anatomy.
C)  the researchers are relying on genetic classification of chimpanzees and humans, hence their use of the term "hominid" to describe human ancestors.
D)  both b and cE) All of the above
F) A) and B)

Question 9

Humans are the only primates who lack a sectorial complex on the premolar.This is an example of

Accepted Answer

A)  a primitive trait, because it is present in multiple species of a group.
B)  a primitive trait, because it is present in only one or few species of a group.
C)  a derived trait, because it is present in multiple species of a group.
D)  a derived trait, because it is present in only one or few species of a group.E) B) and D)
F) A) and D)

Question 10

In comparison to Prosimians, anthropoids

Accepted Answer

A)  have a reduced sense of smell.
B)  have an enhanced sense of smell.
C)  have a reduced reliance on vision.
D)  b and c only.E) C) and D)
F) A) and D)

Question 11

Compare and contrast both the anatomy and the special senses of prosimians and anthropoids.

Accepted Answer

Prosimians tend to have a more developed...

Question 12

The typical catarrhine dental formula is

Accepted Answer

A)  1 / 1 / 2 / 3.
B)  2 / 1 / 3 / 3.
C)  2 / 1 / 2 / 3.
D)  3 / 1 / 2 / 3.E) None of the above
F) A) and C)

Question 13

________ is a fist-like grip in which the fingers and thumbs wrap around an object in opposite directions.

Accepted Answer

A)  Hammer grip
B)  Knitting grip
C)  Power grip
D)  Precision gripE) A) and C)
F) A) and B)

Question 14

The Y-5 molar morphology is present in

Accepted Answer

A)  colobus monkeys.
B)  chimpanzees.
C)  lemurs.
D)  howler monkeys.E) A) and B)
F) All of the above

Question 15

The genetic classification for apes and humans

Accepted Answer

A)  includes three subfamilies within hominids: pongines, gorillines, and hominines.
B)  uses the term "hominid" to describe only humans and their ancestors.
C)  divides hominoids into hylobatids, pongids, and hominids.
D)  none of the above.E) B) and C)
F) None of the above

Question 16

The suborder Prosimians includes

Accepted Answer

A)  galagos and lorises only
B)  tarsiers and lemurs only.
C)  galagos and lemurs only.
D)  galagos, lorises, tarsiers, and lemurs.E) C) and D)
F) B) and D)

Question 17

The nose structure in all primates

Accepted Answer

A)  is projecting (similar to dogs)  and contributed to a decreasing sense of smell.
B)  is projecting (similar to dogs)  and contributed to an increasing sense of smell.
C)  is flatter against the face and contributed to a decreasing sense of smell.
D)  is flatter against the face and contributed to an increasing sense of smell.E) B) and D)
F) A) and D)

Question 18

Describe distinctive features of primate parenting relative to that of other mammals.

Accepted Answer

Primates have relatively few offspring a...

Question 19

Preadaptation is

Accepted Answer

A)  the series of small adaptations that precedes the more observable adaptation.
B)  the use of an anatomical feature in a way unrelated to the feature's original function.
C)  the use of an anatomical feature in the way it was originally intended.
D)  none of the above.E) A) and D)
F) B) and C)

Question 20

The increased brain size observed in the order Primates

Accepted Answer

A)  results in extended periods of nursing and development to accommodate increasing behavioral complexity.
B)  results in shorter developmental periods to accommodate the necessary energy expenditures of larger brain size.
C)  demonstrates the importance of intelligence in primate evolution.
D)  both a and cE) A) and B)
F) All of the above

Exam 6: Biology in the Present: The Other Living Primates

Anthropoids differ from prosimians in that they

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Colobine primates

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The genetic classification for apes and humans

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Discuss anatomical characteristics that relate to primates' arboreal adaptation.

Correct AnswerverifiedPrimates have a versatile skeletal struc...View AnswerShow Answer

Because of the enhanced sense of touch, most primate species have

Correct AnswerverifiedShow Answer

________ is a fist-like grip in which the fingers and thumbs wrap around an object in opposite directions.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Living lemurs are found only in

Correct AnswerverifiedShow Answer

The increased brain size observed in the order Primates

Correct AnswerverifiedShow Answer

Preadaptation is

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Describe distinctive features of primate parenting relative to that of other mammals.

Correct AnswerverifiedPrimates have relatively few offspring a...View AnswerShow Answer

The suborder Prosimians includes

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The typical catarrhine dental formula is

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In comparison to Prosimians, anthropoids

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Primate females invest more in their offspring

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Humans are the only primates who lack a sectorial complex on the premolar.This is an example of

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Tarsiers are unique among prosimians because they

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The Y-5 molar morphology is present in

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The nose structure in all primates

Correct AnswerverifiedShow Answer

Compare and contrast both the anatomy and the special senses of prosimians and anthropoids.

Correct AnswerverifiedProsimians tend to have a more developed...View AnswerShow Answer

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Primates have a versatile skeletal struc...
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Primates have relatively few offspring a...
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Prosimians tend to have a more developed...
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