Question 1

In various orders of birds, it has been found that the frequency of innovation in obtaining food is correlated with the size of the _______.

Accepted Answer

The answer of In various orders of birds, it has...

Question 2

As a general rule, brain size correlates with body size; the extent to which brain size deviates from this correlation is known as the _______ factor.

Accepted Answer

encephaliz...

Question 3

The flu virus provides an example of

Accepted Answer

A)   artificial selection.
B)   how rapidly evolution can occur.
C)   stabilizing selection.
D)   human-generated selection.

Question 4

Refer to the table.
  Rhesus  Baboon  Chimpanzee  Gorilla  monkey  Brain weight (g) 180140440406 Body weight (g) 6,80030,00052,000207,000\begin{array}{|l|c|c|c|c|}\hline &	ext { Rhesus } & 	ext { Baboon } & 	ext { Chimpanzee } & 	ext { Gorilla } \&	ext { monkey }\\hline 	ext { Brain weight }(g)  & 180 & 140 & 440 & 406 \\hline 	ext { Body weight }(g)  & 6,800 & 30,000 & 52,000 & 207,000 \\hline\end{array} Brain weight (g)  Body weight (g) ​ Rhesus  monkey 1806,800​ Baboon 14030,000​ Chimpanzee 44052,000​ Gorilla 406207,000​​  Based on the data in the table, which species has the greatest encephalization factor?

Accepted Answer

A)   Rhesus monkey
B)   Baboon
C)   Chimpanzee
D)   Gorilla

Question 5

The similarity of body form in tadpoles and sharks suggests

Accepted Answer

A)   analogy.
B)   homology.
C)   homoplasy.
D)   involution.

Question 6

Refer to the figure.
 Which statement regarding comparisons among brains can be concluded from the figure?

Accepted Answer

A)   Ancestral vertebrates did not have cerebral hemispheres.
B)   The evolution of larger brains in sharks is linked to the development of larger brains in mammals.
C)   Both birds and teleost fishes have relatively small olfactory bulbs because they evolved from a common ancestor.
D)   The relatively large cerebellum of birds and mammals evolved independently.

Question 7

A population subject to natural selection exhibits a decrease in variation in hair color. What kind of selection did the population experience?

Accepted Answer

A)   Constructive selection
B)   Directional selection
C)   Disruptive selection
D)   Stabilizing selection

Question 8

Which group of genes appears to be selected for in the recent evolution of humans?

Accepted Answer

A)   Lactase, AGT, SNP
B)   DRD4, Cntnap2, TAS2R38
C)   CCR5, SNP, G6PD
D)   CCR5, ASPM, Lactase

Question 9

Which of the following would not be considered a valid question or area of inquiry in the study of evolutionary psychology?

Accepted Answer

A)   Whether females have a preference for humor
B)   How auditory neurons process the frequencies of human speech
C)   Determining which sex is choosier for mate selection
D)   Studying the ideal waist-to-hip ratio preferred by men

Question 10

The main subdivision of an order is a

Accepted Answer

A)   phylum.
B)   class.
C)   genus.
D)   family.

Question 11

Which gene influences the size of the cerebral cortex in humans and chimpanzees?

Accepted Answer

A)   Caspase
B)   Arc
C)   Homer
D)   ASPM

Question 12

Which class has the greatest number of species?

Accepted Answer

A)   Mammals
B)   Birds
C)   Reptiles
D)   Insects

Question 13

Which statement about the rat brain is false?

Accepted Answer

A)   The cortex lacks convolutions.
B)   It lacks a corpus callosum.
C)   Compared to the human cerebral hemispheres, rat cerebral hemispheres make up a smaller proportion of total brain size.
D)   Compared to humans, rats have larger olfactory bulbs relative to overall brain size.

Question 14

The current system that is used for classifying animals was originated by

Accepted Answer

A)   Carolus Linnaeus.
B)   Alfred Russel Wallace.
C)   Charles Darwin.
D)   Jean-Baptiste de Lamarck.

Question 15

The main subdivision of a phylum is a(n)

Accepted Answer

A)   order.
B)   family.
C)   class.
D)   kingdom.

Question 16

Compared to other species, the _______ is the closest genetic relative of humans.

Accepted Answer

A)   common gibbon
B)   orangutan
C)   chimpanzee
D)   gorilla

Question 17

Discuss the chronology and main events in hominin evolution, as revealed by endocasts and fossils.

Accepted Answer

The study of endocasts and fossils has p...

Question 18

Identify and describe three of the costs associated with the evolution of a large brain.

Accepted Answer

1. Energy consumption: A large brain req...

Question 19

Which class displays the most similarity to the ancestral vertebrates?

Accepted Answer

A)   Amphibians
B)   Birds
C)   Lampreys
D)   Reptiles

Question 20

The brain volume of fossils is studied by means of

Accepted Answer

A)   PET scans.
B)   radioimmunoassay.
C)   endocasts.
D)   None of the above

Exam 6: Evolution of the Brain and Behavior

As a general rule, brain size correlates with body size; the extent to which brain size deviates from this correlation is known as the _______ factor.

Correct Answer
verified
encephaliz...
View Answer

In various orders of birds, it has been found that the frequency of innovation in obtaining food is correlated with the size of the _______.

Correct Answer
verified

The current system that is used for classifying animals was originated by

Correct Answer
verified

The main subdivision of an order is a

Correct Answer
verified

The brain volume of fossils is studied by means of

Correct Answer
verified

Which gene influences the size of the cerebral cortex in humans and chimpanzees?

Correct Answer
verified

Which group of genes appears to be selected for in the recent evolution of humans?

Correct Answer
verified

Correct Answer
verified

Refer to the figure. Which statement regarding comparisons among brains can be concluded from the figure?

Correct Answer
verified

The similarity of body form in tadpoles and sharks suggests

Correct Answer
verified

Identify and describe three of the costs associated with the evolution of a large brain.

Correct Answer
Answered by ExamLex AI
1. Energy consumption: A large brain req...
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Which statement about the rat brain is false?

Correct Answer
verified

The flu virus provides an example of

Correct Answer
verified

A population subject to natural selection exhibits a decrease in variation in hair color. What kind of selection did the population experience?

Correct Answer
verified

Which class has the greatest number of species?

Correct Answer
verified

Which of the following would not be considered a valid question or area of inquiry in the study of evolutionary psychology?

Correct Answer
verified

Which class displays the most similarity to the ancestral vertebrates?

Correct Answer
verified

Discuss the chronology and main events in hominin evolution, as revealed by endocasts and fossils.

Correct Answer
Answered by ExamLex AI
The study of endocasts and fossils has p...
View Answer

Compared to other species, the _______ is the closest genetic relative of humans.

Correct Answer
verified

The main subdivision of a phylum is a(n)

Correct Answer
verified

Exam 6: Evolution of the Brain and Behavior

As a general rule, brain size correlates with body size; the extent to which brain size deviates from this correlation is known as the _______ factor.

Correct Answerverifiedencephaliz...View AnswerShow Answer

In various orders of birds, it has been found that the frequency of innovation in obtaining food is correlated with the size of the _______.

Correct AnswerverifiedShow Answer

The current system that is used for classifying animals was originated by

Correct AnswerverifiedShow Answer

The main subdivision of an order is a

Correct AnswerverifiedShow Answer

The brain volume of fossils is studied by means of

Correct AnswerverifiedShow Answer

Which gene influences the size of the cerebral cortex in humans and chimpanzees?

Correct AnswerverifiedShow Answer

Which group of genes appears to be selected for in the recent evolution of humans?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Refer to the figure. Which statement regarding comparisons among brains can be concluded from the figure?

Correct AnswerverifiedShow Answer

The similarity of body form in tadpoles and sharks suggests

Correct AnswerverifiedShow Answer

Identify and describe three of the costs associated with the evolution of a large brain.

Correct AnswerAnswered by ExamLex AI1. Energy consumption: A large brain req...View AnswerShow Answer

Which statement about the rat brain is false?

Correct AnswerverifiedShow Answer

The flu virus provides an example of

Correct AnswerverifiedShow Answer

A population subject to natural selection exhibits a decrease in variation in hair color. What kind of selection did the population experience?

Correct AnswerverifiedShow Answer

Which class has the greatest number of species?

Correct AnswerverifiedShow Answer

Which of the following would not be considered a valid question or area of inquiry in the study of evolutionary psychology?

Correct AnswerverifiedShow Answer

Which class displays the most similarity to the ancestral vertebrates?

Correct AnswerverifiedShow Answer

Discuss the chronology and main events in hominin evolution, as revealed by endocasts and fossils.

Correct AnswerAnswered by ExamLex AIThe study of endocasts and fossils has p...View AnswerShow Answer

Compared to other species, the _______ is the closest genetic relative of humans.

Correct AnswerverifiedShow Answer

The main subdivision of a phylum is a(n)

Correct AnswerverifiedShow Answer

Correct Answer
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encephaliz...
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Correct Answer
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Correct Answer
Answered by ExamLex AI
1. Energy consumption: A large brain req...
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
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Correct Answer
verified

Correct Answer
Answered by ExamLex AI
The study of endocasts and fossils has p...
View Answer

Correct Answer
verified

Correct Answer
verified