Question 1

Choose the best matching element.​
-single base-pair mutation

Accepted Answer

A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides 
A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides

Question 2

Which statement is true?

Accepted Answer

A)  ​Gene mutations never occur independently of each other. 
B)  ​Gene mutations are very common. 
C)  ​Ionizing radiation is caused by chromosomal damage. 
D)  ​Mutations are random. 
E)  ​The loci of gene mutations can be predicted. 
A)  ​Gene mutations never occur independently of each other. 
B)  ​Gene mutations are very common. 
C)  ​Ionizing radiation is caused by chromosomal damage. 
D)  ​Mutations are random. 
E)  ​The loci of gene mutations can be predicted.

Question 3

Ricin is a(n)

Accepted Answer

A)  substance found in castor bean seeds.​ 
B)  ​polysaccharide extracted from rice. 
C)  ​ingredient in many paints and cosmetics. 
D)  ​protein that inactivates ribosomes. 
E)  ​substance found in castor bean seeds and a protein that inactivates ribosomes. 
A)  substance found in castor bean seeds.​ 
B)  ​polysaccharide extracted from rice. 
C)  ​ingredient in many paints and cosmetics. 
D)  ​protein that inactivates ribosomes. 
E)  ​substance found in castor bean seeds and a protein that inactivates ribosomes.

Question 4

Choose the best matching element.​
-codon

Accepted Answer

A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides 
A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides

Question 5

Choose the best matching element.​
-anticodon

Accepted Answer

A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides 
A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides

Question 6

Figure 9.11
  
-What is shown in the figure above?

Accepted Answer

A)  transcription in eukaryotes 
B)  translation in prokaryotes 
C)  translation in eukaryotes 
D)  DNA replication 
E)  transcription in prokaryotes 
A)  transcription in eukaryotes 
B)  translation in prokaryotes 
C)  translation in eukaryotes 
D)  DNA replication 
E)  transcription in prokaryotes

Question 7

The concepts of transcription and translation have been said to form the 'central dogma' of molecular biology. Is this a fitting description?

Accepted Answer

​A dogma is a central tenant on which a

Question 8

What is the probability of a mutation occurring within the protein coding region of the human genome during a single cell division event?

Accepted Answer

There are 6.5 x 109 base pairs in a dipl

Question 9

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately:​
-The anticodon AAA pairs with this codon.

Accepted Answer

A) ​AUG 
B) ​UAA 
C) ​UUU 
D) ​UUA 
E) ​AAA 
A) ​AUG 
B) ​UAA 
C) ​UUU 
D) ​UUA 
E) ​AAA

Question 10

Choose the best matching element.​
-messenger RNA

Accepted Answer

A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides 
A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides

Question 11

Choose the best matching element.​
-translation

Accepted Answer

A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides 
A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides

Question 12

During transcription, uracil pairs with

Accepted Answer

A)  ​ribose. 
B)  ​adenine. 
C)  ​cytosine. 
D)  ​thymine. 
E)  ​guanine. 
A)  ​ribose. 
B)  ​adenine. 
C)  ​cytosine. 
D)  ​thymine. 
E)  ​guanine.

Question 13

Ricin is toxic because it

Accepted Answer

A)  ​binds to eukaryotic DNA. 
B)  ​binds to eukaryotic mRNA. 
C)  ​blocks food from entering the cell. 
D)  ​inactivates ribosomes. 
E)  ​binds to nerve tissue and causes paralysis. 
A)  ​binds to eukaryotic DNA. 
B)  ​binds to eukaryotic mRNA. 
C)  ​blocks food from entering the cell. 
D)  ​inactivates ribosomes. 
E)  ​binds to nerve tissue and causes paralysis.

Question 14

Choose the best matching element.​
-promoters

Accepted Answer

A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides 
A) ​results in a hairless appearance of the sphynx cat 
B) ​RNA-directed process involving polypeptide chains 
C) ​sites at which RNA polymerases can bind and initiate transcription 
D) ​binds to small subunit platform of a ribosome 
E) ​guided and catalyzed by RNA polymerases
F)​polypeptide chain elongation proceeds independently at each body in this cluster
G)​adds nucleotides to the end of a growing RNA
H)​a tRNA triplet opposite a codon
I)​a set of three nucleotides

Question 15

A polysome is

Accepted Answer

A)  ​one of the units of a ribosome. 
B)  ​the nuclear organelle that synthesizes RNA. 
C)  ​an organelle that functions similarly to a ribosome during meiosis. 
D)  ​the two units of a ribosome considered together. 
E)  ​an mRNA molecule with several ribosomes attached. 
A)  ​one of the units of a ribosome. 
B)  ​the nuclear organelle that synthesizes RNA. 
C)  ​an organelle that functions similarly to a ribosome during meiosis. 
D)  ​the two units of a ribosome considered together. 
E)  ​an mRNA molecule with several ribosomes attached.

Question 16

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately:​
-A DNA codon of ATT is complementary to this RNA codon.

Accepted Answer

A) ​AUG 
B) ​UAA 
C) ​UUU 
D) ​UUA 
E) ​AAA 
A) ​AUG 
B) ​UAA 
C) ​UUU 
D) ​UUA 
E) ​AAA

Question 17

In this depiction of transcription (accompanying figure), the ____ strand is ____ because it ____.

Accepted Answer

A)  upper; RNA; contains guanine 
B)  upper; RNA; contains uracil 
C)  lower; RNA; contains thymine 
D)  upper; RNA; has no uracil 
E)  lower; DNA; contains adenine 
A)  upper; RNA; contains guanine 
B)  upper; RNA; contains uracil 
C)  lower; RNA; contains thymine 
D)  upper; RNA; has no uracil 
E)  lower; DNA; contains adenine

Question 18

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately:​
-This codon terminates a coding region.

Accepted Answer

A) ​AUG 
B) ​UAA 
C) ​UUU 
D) ​UUA 
E) ​AAA 
A) ​AUG 
B) ​UAA 
C) ​UUU 
D) ​UUA 
E) ​AAA

Question 19

The difference between normal and sickle-cell hemoglobin is based upon the

Accepted Answer

A)  ​number of amino acids in the molecule. 
B)  ​substitution of one amino acid for another. 
C)  ​number and orientation of the amino acid chains attached to the heme portion of the molecule. 
D)  ​number of oxygen molecules that can be carried. 
E)  ​type of bone marrow that produces it. 
A)  ​number of amino acids in the molecule. 
B)  ​substitution of one amino acid for another. 
C)  ​number and orientation of the amino acid chains attached to the heme portion of the molecule. 
D)  ​number of oxygen molecules that can be carried. 
E)  ​type of bone marrow that produces it.

Question 20

Frameshift mutations may involve the

Accepted Answer

A)  ​substitution of nucleotides. 
B)  ​substitution of codons. 
C)  ​substitution of amino acids. 
D)  ​addition or deletion of one or more base pairs. 
E)  ​rearrangement of amino acids. 
A)  ​substitution of nucleotides. 
B)  ​substitution of codons. 
C)  ​substitution of amino acids. 
D)  ​addition or deletion of one or more base pairs. 
E)  ​rearrangement of amino acids.

Exam 9: From Dna to Protein

Choose the best matching element.​ -single base-pair mutation

Which statement is true?

Ricin is a(n)

Choose the best matching element.​ -codon

Choose the best matching element.​ -anticodon

Figure 9.11 -What is shown in the figure above?

The concepts of transcription and translation have been said to form the 'central dogma' of molecular biology. Is this a fitting description?

What is the probability of a mutation occurring within the protein coding region of the human genome during a single cell division event?

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately:​ -The anticodon AAA pairs with this codon.

Choose the best matching element.​ -messenger RNA

Choose the best matching element.​ -translation

During transcription, uracil pairs with

Ricin is toxic because it

Choose the best matching element.​ -promoters

A polysome is

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately:​ -A DNA codon of ATT is complementary to this RNA codon.

In this depiction of transcription (accompanying figure), the ____ strand is ____ because it ____.

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately:​ -This codon terminates a coding region.

The difference between normal and sickle-cell hemoglobin is based upon the

Frameshift mutations may involve the

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

Ground Rules of Metabolism

Where It Starts - Photosynthesis

How Cells Release Chemical Energy

Dna Structure and Function

Gene Control

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Studying and Manipulating Genomes

Evidence of Evolution

Processes of Evolution

Organizating Information About Species

Lifes Origin and Early Evolution

Viruses - Bacteria - and Archaea

Protists - the Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution - the Invertibrates

Animal Evolution - the Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Filters

Choose the best matching element. -single base-pair mutation

Choose the best matching element. -codon

Choose the best matching element. -anticodon

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately: -The anticodon AAA pairs with this codon.

Choose the best matching element. -messenger RNA

Choose the best matching element. -translation

Choose the best matching element. -promoters

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately: -A DNA codon of ATT is complementary to this RNA codon.

In this depiction of transcription (accompanying figure), the strand is because it .

You will need a genetic code table to answer the following. The following statement refer to the five RNA codons listed below; match them appropriately: -This codon terminates a coding region.