Question 1

Match each correct evolutionarily significant character to the appropriate lettered box on the phylogenetic tree below.  
-amniotic egg

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E
F)F
G)G
H)H
I)I
J)J 
A) A 
B) B 
C) C 
D) D 
E) E
F)F
G)G
H)H
I)I
J)J

Question 2

If a female's mitochondrial DNA was sequenced and compared to the sequence of mitochondrial DNA isolated from her mother's paternal grandmother (the mother of her mom's dad),she likely ________be a significant match because ________.

Accepted Answer

A)  would not; a person's mitochondrial DNA is inherited from her mom who inherited it from her mom 
B)  would not; a person's mitochondrial DNA is inherited from her dad who inherited it from his mom 
C)  would; a person inherits her mitochondrial DNA from her dad who inherited it from his mom 
D)  would; a person inherits her mitochondrial DNA from her mom who inherited from her dad 
A)  would not; a person's mitochondrial DNA is inherited from her mom who inherited it from her mom 
B)  would not; a person's mitochondrial DNA is inherited from her dad who inherited it from his mom 
C)  would; a person inherits her mitochondrial DNA from her dad who inherited it from his mom 
D)  would; a person inherits her mitochondrial DNA from her mom who inherited from her dad

Question 3

Which of the following organisms displays radial symmetry?

Accepted Answer

A)  flatworm 
B)  sea anemone 
C)  spider 
D)  human 
A)  flatworm 
B)  sea anemone 
C)  spider 
D)  human

Question 4

Which of the following best describes the source of a human's DNA?

Accepted Answer

A)  All is inherited from the mother. 
B)  All is inherited from the father. 
C)  Half is inherited from the mother and half from the father. 
D)  Seventy-five percent is inherited from the mother and 25 percent from the father. 
A)  All is inherited from the mother. 
B)  All is inherited from the father. 
C)  Half is inherited from the mother and half from the father. 
D)  Seventy-five percent is inherited from the mother and 25 percent from the father.

Question 5

Which of the following is the strongest evidence that suggests Homo sapiens may have intermingled with other species such as H.heidelbergensis and H.neanderthalensis?

Accepted Answer

A)  Evidence of DNA shared between the species would suggest that they may have intermingled with each other. 
B)  Fossils from all or some of these Homo species dating to the same time period and found in overlapping geographic areas would suggest that they may have intermingled with each other. 
C)  Fossils from all or some of these Homo species found in overlapping geographic areas as well as evidence of DNA shared between the species would suggest that they may have intermingled with each other. 
D)  Fossils from all or some of these Homo species dating to the same time period and found in overlapping geographic areas, showing phenotypes intermediate to at least two of the other species as well as evidence of DNA shared between the species, would suggest that they may have intermingled with each other. 
A)  Evidence of DNA shared between the species would suggest that they may have intermingled with each other. 
B)  Fossils from all or some of these Homo species dating to the same time period and found in overlapping geographic areas would suggest that they may have intermingled with each other. 
C)  Fossils from all or some of these Homo species found in overlapping geographic areas as well as evidence of DNA shared between the species would suggest that they may have intermingled with each other. 
D)  Fossils from all or some of these Homo species dating to the same time period and found in overlapping geographic areas, showing phenotypes intermediate to at least two of the other species as well as evidence of DNA shared between the species, would suggest that they may have intermingled with each other.

Question 6

Which of the groupings of animals shown in the figures below are MOST closely related to each other?

Accepted Answer

A)  starfish, butterflies, lizards 
B)  frogs, goldfish, birds 
C)  bats, kangaroos, elephants 
D)  lemurs, chimps, humans 
A)  starfish, butterflies, lizards 
B)  frogs, goldfish, birds 
C)  bats, kangaroos, elephants 
D)  lemurs, chimps, humans

Question 7

If an animal's body can be sliced symmetrically along any number of vertical planes passing through the center of the animal,this displays ________ symmetry.

Accepted Answer

The answer of If an animal's body can be sliced...

Question 8

Fossilized foot bones show that some hominids living between 3 and 3.5 mya walked upright but had partially opposable big toes.This suggests that

Accepted Answer

A)  the shift to bipedalism was not sudden and complete, and the earliest bipedal hominins may have also spent some time in the trees for shelter or to find food. 
B)  the shift from quadrupedalism to bipedalism happened abruptly about 2.5 mya when hominins could no longer find any food in trees. 
C)  hominins actually shifted from bipedalism to quadrupedalism, as it proved to be an advantage when acquiring food. 
D)  having a partially opposable big toe helped bipedal hominins run faster to avoid their predators. 
A)  the shift to bipedalism was not sudden and complete, and the earliest bipedal hominins may have also spent some time in the trees for shelter or to find food. 
B)  the shift from quadrupedalism to bipedalism happened abruptly about 2.5 mya when hominins could no longer find any food in trees. 
C)  hominins actually shifted from bipedalism to quadrupedalism, as it proved to be an advantage when acquiring food. 
D)  having a partially opposable big toe helped bipedal hominins run faster to avoid their predators.

Question 9

How is mitochondrial DNA inherited in humans?

Accepted Answer

A)  All mitochondrial DNA is inherited from the mother. 
B)  Fifty percent of mitochondrial DNA is inherited from the mother and 50 percent from the father. 
C)  All mitochondrial DNA is inherited from the father. 
D)  Only 75 percent of mitochondrial DNA is inherited from the father; the other 25 percent is inherited from the mother. 
A)  All mitochondrial DNA is inherited from the mother. 
B)  Fifty percent of mitochondrial DNA is inherited from the mother and 50 percent from the father. 
C)  All mitochondrial DNA is inherited from the father. 
D)  Only 75 percent of mitochondrial DNA is inherited from the father; the other 25 percent is inherited from the mother.

Question 10

In vertebrates,the dorsal notochord has evolved to become the cushioning discs between ________,the strong,hollow sections of the backbone.

Accepted Answer

The answer of In vertebrates,the dorsal notochord has evolved to...

Question 11

Fossil evidence indicates that the first members of the genus Homo arose in Africa approximately ________ years ago.

Accepted Answer

A)  2 to 3 million 
B)  200,000 
C)  500,000 
D)  1 million 
A)  2 to 3 million 
B)  200,000 
C)  500,000 
D)  1 million

Question 12

Match each correct evolutionarily significant character to the appropriate lettered box on the phylogenetic tree below.  
-bony skeleton

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E
F)F
G)G
H)H
I)I
J)J 
A) A 
B) B 
C) C 
D) D 
E) E
F)F
G)G
H)H
I)I
J)J

Question 13

According to the phylogenetic tree below,which of the groups of animals listed would display radial symmetry?

Accepted Answer

A)  flatworms 
B)  nematodes 
C)  cnidarians 
D)  arthropods 
A)  flatworms 
B)  nematodes 
C)  cnidarians 
D)  arthropods

Question 14

Consider that fossils of Homo erectus dating between 1.66 and 1.85 mya have been found scattered across Eastern Europe through China and Southeast Asia and dating back to 2.4 mya in Africa.The earliest known specimens of anatomically modern Homo sapiens in Africa date back to roughly 200,000 years ago and 40,000 to 60,000 years ago across Europe and Asia,with some at 115,000 years ago in India.Additionally,Homo neanderthalensis was present across Europe by 150,000 years ago and then spread into western Asia.If there were no evidence indicating the presence of any other early Homo species in Europe,which of the following hypotheses might be supported by this information?

Accepted Answer

A)  Homo neanderthalensis is a possible common ancestor to Homo erectus and Homo sapiens. 
B)  Homo erectus is a possible common ancestor to Homo neanderthalensis and Homo sapiens. 
C)  Homo sapiens is a possible common ancestor to Homo erectus and Homo neanderthalensis. 
D)  Homo floresiensis is the most likely common ancestor to Homo erectus, Homo neanderthalensis, and Homo sapiens. 
A)  Homo neanderthalensis is a possible common ancestor to Homo erectus and Homo sapiens. 
B)  Homo erectus is a possible common ancestor to Homo neanderthalensis and Homo sapiens. 
C)  Homo sapiens is a possible common ancestor to Homo erectus and Homo neanderthalensis. 
D)  Homo floresiensis is the most likely common ancestor to Homo erectus, Homo neanderthalensis, and Homo sapiens.

Question 15

Which of the following traits was likely deleterious for early hominins?

Accepted Answer

A)  a large brain compared to body size 
B)  bipedal walking 
C)  a pronounced arch and heel in the foot 
D)  an opposable big toe on the foot 
A)  a large brain compared to body size 
B)  bipedal walking 
C)  a pronounced arch and heel in the foot 
D)  an opposable big toe on the foot

Question 16

Is it possible for Homo sapiens and Neanderthals to be related even if humans are not the direct descendants of Neanderthals?

Accepted Answer

A)  No, because this would mean there is no connection at all between humans and Neanderthals. 
B)  No, because the evolution of humans is clearly linear. 
C)  Yes, but only because humans and Neanderthals commonly interbred. 
D)  Yes, because humans and Neanderthals share a common ancestor. 
A)  No, because this would mean there is no connection at all between humans and Neanderthals. 
B)  No, because the evolution of humans is clearly linear. 
C)  Yes, but only because humans and Neanderthals commonly interbred. 
D)  Yes, because humans and Neanderthals share a common ancestor.

Question 17

Sperm provide ________ to the zygote.

Accepted Answer

A)  both nuclear and mitochondiral DNA 
B)  only nuclear DNA 
C)  only mitochondiral DNA 
D)  no DNA 
A)  both nuclear and mitochondiral DNA 
B)  only nuclear DNA 
C)  only mitochondiral DNA 
D)  no DNA

Question 18

The hypothesis that Neanderthals evolved sometime after hominins migrated out of Africa would be supported by the presence of Neanderthal DNA in the

Accepted Answer

A)  mitochondria of modern African humans. 
B)  genomes of modern African humans. 
C)  genomes of modern humans in all ethnic groups except for those of Africans. 
D)  genomes of Australopithecus africanus. 
A)  mitochondria of modern African humans. 
B)  genomes of modern African humans. 
C)  genomes of modern humans in all ethnic groups except for those of Africans. 
D)  genomes of Australopithecus africanus.

Question 19

Rafael is relaxing on the veranda of his beachfront home on the Gulf of Mexico when he notices a small (about 5 inches long)green quadruped clinging to the ceiling.As it begins to run down the wall,he catches it and notices that it is covered with dry scales,has a long tail,and has specialized toe pads that allow it to stick to surfaces.According to the figure below,this animal most likely belongs to which class?

Accepted Answer

A)  Mammalia 
B)  Amphibia 
C)  Reptilia 
D)  Osteichthyes 
A)  Mammalia 
B)  Amphibia 
C)  Reptilia 
D)  Osteichthyes

Question 20

All primates have opposable thumbs.This means the thumbs can be touched

Accepted Answer

A)  together. 
B)  to each of the other fingers on the opposite hand. 
C)  to each of the other fingers on the same hand. 
D)  to each of the toes on both feet. 
A)  together. 
B)  to each of the other fingers on the opposite hand. 
C)  to each of the other fingers on the same hand. 
D)  to each of the toes on both feet.

Match each correct evolutionarily significant character to the appropriate lettered box on the phylogenetic tree below. -amniotic egg

If a female's mitochondrial DNA was sequenced and compared to the sequence of mitochondrial DNA isolated from her mother's paternal grandmother (the mother of her mom's dad),she likely be a significant match because .

Which of the following organisms displays radial symmetry?

Which of the following best describes the source of a human's DNA?

Which of the following is the strongest evidence that suggests Homo sapiens may have intermingled with other species such as H.heidelbergensis and H.neanderthalensis?

Which of the groupings of animals shown in the figures below are MOST closely related to each other?

If an animal's body can be sliced symmetrically along any number of vertical planes passing through the center of the animal,this displays ________ symmetry.

Fossilized foot bones show that some hominids living between 3 and 3.5 mya walked upright but had partially opposable big toes.This suggests that

How is mitochondrial DNA inherited in humans?

In vertebrates,the dorsal notochord has evolved to become the cushioning discs between ________,the strong,hollow sections of the backbone.

Fossil evidence indicates that the first members of the genus Homo arose in Africa approximately ________ years ago.

Match each correct evolutionarily significant character to the appropriate lettered box on the phylogenetic tree below. -bony skeleton

According to the phylogenetic tree below,which of the groups of animals listed would display radial symmetry?

Which of the following traits was likely deleterious for early hominins?

Is it possible for Homo sapiens and Neanderthals to be related even if humans are not the direct descendants of Neanderthals?

Sperm provide ________ to the zygote.

The hypothesis that Neanderthals evolved sometime after hominins migrated out of Africa would be supported by the presence of Neanderthal DNA in the

All primates have opposable thumbs.This means the thumbs can be touched

The Nature of Science

Evaluating Scientific Claims

Chemistry of Life

Life Is Cellular

How Cells Work

Cell Division

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

How Genes Work

Evidence for Evolution

Mechanisms of Evolution

Adaptation and Species

The History of Life

Bacteria and Archaea

Plants, Fungi, and Protists

General Principles of Ecology

Growth of Populations

Communities of Organisms

Ecosystems

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Exam 17: Animals and Human Evolution

Match each correct evolutionarily significant character to the appropriate lettered box on the phylogenetic tree below. -amniotic egg

If a female's mitochondrial DNA was sequenced and compared to the sequence of mitochondrial DNA isolated from her mother's paternal grandmother (the mother of her mom's dad),she likely ________be a significant match because ________.

Which of the following organisms displays radial symmetry?

Which of the following best describes the source of a human's DNA?

Which of the following is the strongest evidence that suggests Homo sapiens may have intermingled with other species such as H.heidelbergensis and H.neanderthalensis?

Which of the groupings of animals shown in the figures below are MOST closely related to each other?

If an animal's body can be sliced symmetrically along any number of vertical planes passing through the center of the animal,this displays ________ symmetry.

Fossilized foot bones show that some hominids living between 3 and 3.5 mya walked upright but had partially opposable big toes.This suggests that

How is mitochondrial DNA inherited in humans?

In vertebrates,the dorsal notochord has evolved to become the cushioning discs between ________,the strong,hollow sections of the backbone.

Fossil evidence indicates that the first members of the genus Homo arose in Africa approximately ________ years ago.

Match each correct evolutionarily significant character to the appropriate lettered box on the phylogenetic tree below. -bony skeleton

According to the phylogenetic tree below,which of the groups of animals listed would display radial symmetry?

Which of the following traits was likely deleterious for early hominins?

Is it possible for Homo sapiens and Neanderthals to be related even if humans are not the direct descendants of Neanderthals?

Sperm provide ________ to the zygote.

The hypothesis that Neanderthals evolved sometime after hominins migrated out of Africa would be supported by the presence of Neanderthal DNA in the

All primates have opposable thumbs.This means the thumbs can be touched

The Nature of Science

Evaluating Scientific Claims

Chemistry of Life

Life Is Cellular

How Cells Work

Cell Division

Patterns of Inheritance

Chromosomes and Human Genetics

What Genes Are

How Genes Work

Evidence for Evolution

Mechanisms of Evolution

Adaptation and Species

The History of Life

Bacteria and Archaea

Plants, Fungi, and Protists

General Principles of Ecology

Growth of Populations

Communities of Organisms

Ecosystems

Filters

If a female's mitochondrial DNA was sequenced and compared to the sequence of mitochondrial DNA isolated from her mother's paternal grandmother (the mother of her mom's dad),she likely be a significant match because .