Question 1

Biological evolution is the process whereby

Accepted Answer

A)  humans descended from apes. 
B)  species change through time. 
C)  living cells arose from nonliving chemicals. 
D)  prokaryotic cells became eukaryotic cells. 
E)  only the strongest survive. 
A)  humans descended from apes. 
B)  species change through time. 
C)  living cells arose from nonliving chemicals. 
D)  prokaryotic cells became eukaryotic cells. 
E)  only the strongest survive.

Question 2

What is considered one of the best sources of evidence for biological evolution?

Accepted Answer

A)  fossil record 
B)  biogeographical evidence 
C)  anatomical evidence 
D)  biochemical evidence 
A)  fossil record 
B)  biogeographical evidence 
C)  anatomical evidence 
D)  biochemical evidence

Question 3

Which of the following is not an example of a vestigial structure?

Accepted Answer

A)  pelvic girdle and legs in whales 
B)  wings for flight in most birds 
C)  tailbone in humans 
D)  pelvic girdle in snakes 
E)  none are examples of vestigial structures 
A)  pelvic girdle and legs in whales 
B)  wings for flight in most birds 
C)  tailbone in humans 
D)  pelvic girdle in snakes 
E)  none are examples of vestigial structures

Question 4

Homo habilis was the first hominid to use fire.

Accepted Answer

A) True 
 B)False

Question 5

What were the two different types of australopithecines?

Accepted Answer

A)  erect, knuckle-walker 
B)  carnivorous, omnivorous 
C)  arboreal, terrestrial 
D)  gracile, robust 
E)  hunting, gathering 
A)  erect, knuckle-walker 
B)  carnivorous, omnivorous 
C)  arboreal, terrestrial 
D)  gracile, robust 
E)  hunting, gathering

Question 6

Which of the following is not a difference between the human skeleton and the chimpanzee skeleton?

Accepted Answer

A)  The human foot has an arch while the ape foot does not. 
B)  The human's femur angles inward to the knees while the ape's femur angles out a bit. 
C)  The human spine is S-shaped while the ape spine has a slight curve. 
D)  The human knee can support more weight than the ape knee. 
E)  The ribs attach to the vertebral column in humans but are free-floating in apes. 
A)  The human foot has an arch while the ape foot does not. 
B)  The human's femur angles inward to the knees while the ape's femur angles out a bit. 
C)  The human spine is S-shaped while the ape spine has a slight curve. 
D)  The human knee can support more weight than the ape knee. 
E)  The ribs attach to the vertebral column in humans but are free-floating in apes.

Question 7

What is the name of the hypothesis that states that the very first living thing came from nonliving chemicals?

Accepted Answer

A)  cell theory 
B)  chemical evolution 
C)  Darwinian evolution 
D)  speciation 
E)  organic chemistry 
A)  cell theory 
B)  chemical evolution 
C)  Darwinian evolution 
D)  speciation 
E)  organic chemistry

Question 8

Which primate is found within the anthropoid group with humans?

Accepted Answer

A)  monkeys 
B)  lemurs 
C)  tarsiers 
D)  lorises 
E)  elephants 
A)  monkeys 
B)  lemurs 
C)  tarsiers 
D)  lorises 
E)  elephants

Question 9

All vertebrate forelimbs are the same in that they are used for the same form of locomotion.

Accepted Answer

A) True 
 B)False

Question 10

Which piece of evidence would strongly support the RNA-first hypothesis?

Accepted Answer

A)  finding a protocell that could carry on metabolism as well as reproduce 
B)  discovering a way to make RNA more stable than DNA 
C)  finding a mechanism whereby proteins could assemble DNA out of free nucleotides 
D)  being able to build microspheres that contain only protein and RNA 
E)  finding a living organism that uses RNA as its genetic material 
A)  finding a protocell that could carry on metabolism as well as reproduce 
B)  discovering a way to make RNA more stable than DNA 
C)  finding a mechanism whereby proteins could assemble DNA out of free nucleotides 
D)  being able to build microspheres that contain only protein and RNA 
E)  finding a living organism that uses RNA as its genetic material

Question 11

What is a characteristic that makes an organism able to survive and reproduce in its environment?

Accepted Answer

A)  culture 
B)  selection 
C)  analogy 
D)  adaptation 
E)  homology 
A)  culture 
B)  selection 
C)  analogy 
D)  adaptation 
E)  homology

Question 12

Miller's experiment showed that life could arise via chemical evolution.

Accepted Answer

A) True 
 B)False

Question 13

Does the spine of both a human and chimpanzee exit the skull in the same manner?

Accepted Answer

The answer of Does the spine of both a human...

Question 14

In the out-of-Africa hypothesis, there was interbreeding between the ancestors of modern humans on three continents.

Accepted Answer

A) True 
 B)False

Question 15

Both the RNA-first and the protein-first hypotheses must propose a manner for DNA to become the genetic material as it is today.

Accepted Answer

A) True 
 B)False

Question 16

What evidence contributed to the formulation of the RNA-first hypothesis?

Accepted Answer

A)  RNA was formed in MIller's experiment. 
B)  RNA continues to evolve chemically today. 
C)  More primitive cells, such as archaea, use an RNA only information system. 
D)  RNA can sometimes be both a substrate and an enzyme during RNA processing. 
E)  Protocells contain only RNA and lipids. 
A)  RNA was formed in MIller's experiment. 
B)  RNA continues to evolve chemically today. 
C)  More primitive cells, such as archaea, use an RNA only information system. 
D)  RNA can sometimes be both a substrate and an enzyme during RNA processing. 
E)  Protocells contain only RNA and lipids.

Question 17

The wings of birds and insects are _____________ structures.

Accepted Answer

A)  analogous 
B)  homologous 
C)  vestigial 
D)  molecular 
E)  simple 
A)  analogous 
B)  homologous 
C)  vestigial 
D)  molecular 
E)  simple

Question 18

According to the out-of-Africa hypothesis, when did Homo sapiens migrate to Europe and Asia?

Accepted Answer

A)  1000 years before present 
B)  10,000 years before present 
C)  100,000 years before present 
D)  1 million years before present 
E)  5 million years before present 
A)  1000 years before present 
B)  10,000 years before present 
C)  100,000 years before present 
D)  1 million years before present 
E)  5 million years before present

Question 19

Closer biochemical structures suggest a closer evolutionary relationship.

Accepted Answer

A) True 
 B)False

Question 20

Which statement is true regarding how a true cell reproduces?

Accepted Answer

A)  DNA replicates before cell division occurs. 
B)  Cell division occurs prior to DNA replication. 
C)  DNA replication and cell division occur at the same time. 
D)  There is no DNA replication during cell reproduction. 
E)  There is no cell division during cell reproduction. 
A)  DNA replicates before cell division occurs. 
B)  Cell division occurs prior to DNA replication. 
C)  DNA replication and cell division occur at the same time. 
D)  There is no DNA replication during cell reproduction. 
E)  There is no cell division during cell reproduction.

Exam 22: Human Evolution

Biological evolution is the process whereby

What is considered one of the best sources of evidence for biological evolution?

Which of the following is not an example of a vestigial structure?

Homo habilis was the first hominid to use fire.

What were the two different types of australopithecines?

Which of the following is not a difference between the human skeleton and the chimpanzee skeleton?

What is the name of the hypothesis that states that the very first living thing came from nonliving chemicals?

Which primate is found within the anthropoid group with humans?

All vertebrate forelimbs are the same in that they are used for the same form of locomotion.

Which piece of evidence would strongly support the RNA-first hypothesis?

What is a characteristic that makes an organism able to survive and reproduce in its environment?

Miller's experiment showed that life could arise via chemical evolution.

Does the spine of both a human and chimpanzee exit the skull in the same manner?

In the out-of-Africa hypothesis, there was interbreeding between the ancestors of modern humans on three continents.

Both the RNA-first and the protein-first hypotheses must propose a manner for DNA to become the genetic material as it is today.

What evidence contributed to the formulation of the RNA-first hypothesis?

The wings of birds and insects are _____________ structures.

According to the out-of-Africa hypothesis, when did Homo sapiens migrate to Europe and Asia?

Closer biochemical structures suggest a closer evolutionary relationship.

Which statement is true regarding how a true cell reproduces?

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