Question 1

____ carries protein assembly instructions from the nucleus to the cytoplasm.

Accepted Answer

A)  Template DNA 
B)  Messenger RNA 
C)  Transfer RNA 
D)  Ribosomal RNA 
E)  Total RNA 
A)  Template DNA 
B)  Messenger RNA 
C)  Transfer RNA 
D)  Ribosomal RNA 
E)  Total RNA

Question 2

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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 3

Classification. You will need a genetic code table to answer the following. The following statements 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 4

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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.
-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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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

During the termination stage ___________.

Accepted Answer

A)  a start codon enters the ribosome 
B)  release factors separate the ribosomal subunits 
C)  mRNA attaches to the ribosome and the polypeptide chain 
D)  ribosomal subunits join 
E)  a stop codon enters the ribosome 
A)  a start codon enters the ribosome 
B)  release factors separate the ribosomal subunits 
C)  mRNA attaches to the ribosome and the polypeptide chain 
D)  ribosomal subunits join 
E)  a stop codon enters the ribosome

Question 7

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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 8

Choose the best matching element.
-transcription

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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 9

Choose the best matching element.
-RNA polymerase

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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 10

Before messenger RNA is exported from the nucleus,_______________.

Accepted Answer

A)  all exons are deleted and removed 
B)  a poly-A tail and modified guanine "cap" are added 
C)  anticodons are assembled 
D)  the transfer RNA transfers the messenger RNA to the ribosome 
E)  the single RNA strand duplicates itself in much the same way as DNA 
A)  all exons are deleted and removed 
B)  a poly-A tail and modified guanine "cap" are added 
C)  anticodons are assembled 
D)  the transfer RNA transfers the messenger RNA to the ribosome 
E)  the single RNA strand duplicates itself in much the same way as DNA

Question 11

During gene expression,information flows in the following order.

Accepted Answer

A)  RNA $ \rightarrow$ Transcription $ \rightarrow$Proteins 
B)  DNA $ \rightarrow$ Translation $ \rightarrow$ RNA 
C)  Proteins $ \rightarrow$ Translation $ \rightarrow$ RNA 
D)  DNA $ \rightarrow$Transcription $ \rightarrow$RNA 
E)  RNA $ \rightarrow$ Transcription $ \rightarrow$ DNA 
A)  RNA $ \rightarrow$ Transcription $ \rightarrow$Proteins 
B)  DNA $ \rightarrow$ Translation $ \rightarrow$ RNA 
C)  Proteins $ \rightarrow$ Translation $ \rightarrow$ RNA 
D)  DNA $ \rightarrow$Transcription $ \rightarrow$RNA 
E)  RNA $ \rightarrow$ Transcription $ \rightarrow$ DNA

Question 12

Choose the best matching element.
-Polysome

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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 13

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 14

The following components are shared by DNA and RNA nucleotides except:

Accepted Answer

A)  adenine 
B)  cytosine 
C)  guanine 
D)  uracil 
E)  triphosphate 
A)  adenine 
B)  cytosine 
C)  guanine 
D)  uracil 
E)  triphosphate

Question 15

Gene _____________________ requires the participation of mRNA,tRNA,and _____________________.

Accepted Answer

The answer of Gene _____________________ requires the participation of mRNA,tRNA,and...

Question 16

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 17

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) Is bound by a small subunit of a ribosome to begin translation 
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) Is bound by a small subunit of a ribosome to begin translation 
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 18

In transcription,RNA polymerase binds to a(n)_____________________ sequence near a gene and then assembles a strand of RNA.

Accepted Answer

The answer of In transcription,RNA polymerase binds to a(n)_____________________ sequence...

Question 19

How many different kinds of RNA codons encode amino acids?

Accepted Answer

A)  3 
B)  72 
C)  61 
D)  64 
E)  120 
A)  3 
B)  72 
C)  61 
D)  64 
E)  120

Question 20

The following questions refer to the codon table above.
  
-The first amino acid of a new polypeptide chain is _____________.

Accepted Answer

A)  alanine 
B)  cysteine 
C)  variable 
D)  phenylalanine 
E)  methionine 
A)  alanine 
B)  cysteine 
C)  variable 
D)  phenylalanine 
E)  methionine

Exam 9: From DNA to Protein

____ carries protein assembly instructions from the nucleus to the cytoplasm.

Choose the best matching element. -Messenger RNA

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

Choose the best matching element. -Translation

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

During the termination stage ___________.

Choose the best matching element. -Promoters

Choose the best matching element. -transcription

Choose the best matching element. -RNA polymerase

Before messenger RNA is exported from the nucleus,_______________.

During gene expression,information flows in the following order.

Choose the best matching element. -Polysome

During transcription,uracil pairs with _____________.

The following components are shared by DNA and RNA nucleotides except:

Gene _____________________ requires the participation of mRNA,tRNA,and _____________________.

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

Choose the best matching element. -Codon

In transcription,RNA polymerase binds to a(n)_____________________ sequence near a gene and then assembles a strand of RNA.

How many different kinds of RNA codons encode amino acids?

The following questions refer to the codon table above. -The first amino acid of a new polypeptide chain is _____________.

Invitation to Biology

Life's Chemical Bases

Molecules of Life

Cell Structure

Ground Rules of Metabolism

Where it Starts—Photosynthesis

How Cells Release Chemical Energy

DNA Structure and Function

Control of Gene Expression

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

Organizing Information about Species

Life's Origin and Early Evolution

Viruses, Bacteria, and Archaea

Protists: The Simplest Eukaryotes

The Land Plants

Fungi

Animal Evolution: The Invertebrates

Animal Evolution: The Chordates

Human Evolution

Plant Tissues

Plant Nutrition and Transport

Life Cycles of Flowering Plants

Communication Strategies in Plants

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Nutrition

Maintaining the Internal Environment

Animal Reproductive System

Animal Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Gene _ requires the participation of mRNA,tRNA,and _.