Question 1

Which of the following can be found in DNA?

Accepted Answer

A)  ribose 
B)  GMP 
C)  uracil 
D)  deoxyadenosine 
E)  FMN 
A)  ribose 
B)  GMP 
C)  uracil 
D)  deoxyadenosine 
E)  FMN

Question 2

Which of the following statements is TRUE?

Accepted Answer

A)  Cytosine and Thymine are a complementary base pair that forms 3 hydrogen bonds. 
B)  Thymine and Guanine are a complementary base pair that forms 3 hydrogen bonds. 
C)  Cytosine and Guanine are a complementary base pair that forms 2 hydrogen bonds. 
D)  Thymine and Adenine are a complementary base pair that forms 2 hydrogen bonds. 
E)  Thymine and Guanine are a complementary base pair that forms 2 hydrogen bonds. 
A)  Cytosine and Thymine are a complementary base pair that forms 3 hydrogen bonds. 
B)  Thymine and Guanine are a complementary base pair that forms 3 hydrogen bonds. 
C)  Cytosine and Guanine are a complementary base pair that forms 2 hydrogen bonds. 
D)  Thymine and Adenine are a complementary base pair that forms 2 hydrogen bonds. 
E)  Thymine and Guanine are a complementary base pair that forms 2 hydrogen bonds.

Question 3

mRNA is the smallest type of RNA.

Accepted Answer

A) True 
 B)False

Question 4

Down syndrome is an acquired disease, not a genetic disease.

Accepted Answer

A) True 
 B)False

Question 5

DNA fingerprinting is not yet used to detect genes for cancer susceptibility.

Accepted Answer

A) True 
 B)False

Question 6

When DNA replicates, a guanine forms a base pair with

Accepted Answer

A)  uracil. 
B)  adenine. 
C)  guanine. 
D)  thymine. 
E)  cytosine. 
A)  uracil. 
B)  adenine. 
C)  guanine. 
D)  thymine. 
E)  cytosine.

Question 7

Small living particles, with 3 to 200 genes, that cannot replicate without a host cell are called

Accepted Answer

A)  recombinant DNAs. 
B)  viruses. 
C)  bacteria. 
D)  tumors. 
E)  plasmids. 
A)  recombinant DNAs. 
B)  viruses. 
C)  bacteria. 
D)  tumors. 
E)  plasmids.

Question 8

Human insulin can be made with the use of recombinant DNA technology.

Accepted Answer

A) True 
 B)False

Question 9

A virus that contains RNA as its genetic material is a

Accepted Answer

A)  genetically engineered virus. 
B)  bacteria. 
C)  recombinant DNA. 
D)  retrovirus. 
E)  vaccine. 
A)  genetically engineered virus. 
B)  bacteria. 
C)  recombinant DNA. 
D)  retrovirus. 
E)  vaccine.

Question 10

Match the type of cellular control with the description.
-The end product of a reaction combines with the regulator to produce a repressor molecule that turns off the operator gene.

Accepted Answer

A) enzyme induction 
B) enzyme repression 
A) enzyme induction 
B) enzyme repression

Question 11

In the enzyme induction model of cellular control,

Accepted Answer

A)  cofactors control protein synthesis. 
B)  the substrate controls protein synthesis. 
C)  the substrate combines with a protein to form a repressor. 
D)  the enzyme for the substrate is always synthesized by the gene. 
E)  the substrate represses the operator. 
A)  cofactors control protein synthesis. 
B)  the substrate controls protein synthesis. 
C)  the substrate combines with a protein to form a repressor. 
D)  the enzyme for the substrate is always synthesized by the gene. 
E)  the substrate represses the operator.

Question 12

Guanine is one example of a nitrogen base that is a

Accepted Answer

A)  cofactor. 
B)  5-carbon sugar. 
C)  phosphodiester. 
D)  pyrimidine. 
E)  purine. 
A)  cofactor. 
B)  5-carbon sugar. 
C)  phosphodiester. 
D)  pyrimidine. 
E)  purine.

Question 13

What is the process in which the DNA double helix unfolds, and each strand serves as a template for the synthesis of a new strand?

Accepted Answer

A)  transcription 
B)  complementation 
C)  translation 
D)  replication 
E)  restriction 
A)  transcription 
B)  complementation 
C)  translation 
D)  replication 
E)  restriction

Question 14

Uracil is a pyrimidine.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following types of RNA carries the genetic information from DNA in the nucleus to the cytoplasm for protein synthesis?

Accepted Answer

A)  mRNA 
B)  histone RNA 
C)  rRNA 
D)  tRNA 
E)  sRNA 
A)  mRNA 
B)  histone RNA 
C)  rRNA 
D)  tRNA 
E)  sRNA

Question 16

Match the type of cellular control with the description.
-The substrate of a reaction pathway controls protein synthesis.

Accepted Answer

A) enzyme induction 
B) enzyme repression 
A) enzyme induction 
B) enzyme repression

Question 17

Which of the following can NOT be found in a nucleotide of RNA?

Accepted Answer

A)  purine 
B)  pyrimidine 
C)  phosphate 
D)  ribose 
E)  deoxyribose 
A)  purine 
B)  pyrimidine 
C)  phosphate 
D)  ribose 
E)  deoxyribose

Question 18

Which of the following is used in the preparation of recombinant DNA?

Accepted Answer

A)  RNA polymerase 
B)  DNA polymerase 
C)  repressor protein 
D)  restriction enzyme 
E)  enzyme induction 
A)  RNA polymerase 
B)  DNA polymerase 
C)  repressor protein 
D)  restriction enzyme 
E)  enzyme induction

Question 19

Which of the following is a section of mRNA produced from the DNA template below? 3'-A-T-A-G-C-T-A-5'

Accepted Answer

A)  5'-A-T-A-G-C-T-A-3' 
B)  5'-A-U-A-G-C-U-A-3' 
C)  5'-U-A-U-C-G-A-U-3' 
D)  5'-U-U-U-G-C-U-U-3' 
E)  5'-T-A-T-C-G-A-T-3' 
A)  5'-A-T-A-G-C-T-A-3' 
B)  5'-A-U-A-G-C-U-A-3' 
C)  5'-U-A-U-C-G-A-U-3' 
D)  5'-U-U-U-G-C-U-U-3' 
E)  5'-T-A-T-C-G-A-T-3'

Question 20

The polymerase chain reaction is used in

Accepted Answer

A)  preparing recombinant DNA. 
B)  transcription. 
C)  DNA fingerprinting. 
D)  translation. 
E)  replication. 
A)  preparing recombinant DNA. 
B)  transcription. 
C)  DNA fingerprinting. 
D)  translation. 
E)  replication.

Exam 21: Nucleic Acids and Protein Synthesis

Which of the following can be found in DNA?

Which of the following statements is TRUE?

mRNA is the smallest type of RNA.

Down syndrome is an acquired disease, not a genetic disease.

DNA fingerprinting is not yet used to detect genes for cancer susceptibility.

When DNA replicates, a guanine forms a base pair with

Small living particles, with 3 to 200 genes, that cannot replicate without a host cell are called

Human insulin can be made with the use of recombinant DNA technology.

A virus that contains RNA as its genetic material is a

Match the type of cellular control with the description. -The end product of a reaction combines with the regulator to produce a repressor molecule that turns off the operator gene.

In the enzyme induction model of cellular control,

Guanine is one example of a nitrogen base that is a

What is the process in which the DNA double helix unfolds, and each strand serves as a template for the synthesis of a new strand?

Uracil is a pyrimidine.

Which of the following types of RNA carries the genetic information from DNA in the nucleus to the cytoplasm for protein synthesis?

Match the type of cellular control with the description. -The substrate of a reaction pathway controls protein synthesis.

Which of the following can NOT be found in a nucleotide of RNA?

Which of the following is used in the preparation of recombinant DNA?

Which of the following is a section of mRNA produced from the DNA template below? 3'-A-T-A-G-C-T-A-5'

The polymerase chain reaction is used in

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