Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

Adenine is a purine.

Accepted Answer

A) True 
 B)False

Question 3

The anticodon is

Accepted Answer

A) identical to the codon on DNA. 
B) complementary to the codon on DNA. 
C) identical to the codon on mRNA. 
D) complementary to the codon on mRNA. 
E) complementary to the codon on tRNA. 
A) identical to the codon on DNA. 
B) complementary to the codon on DNA. 
C) identical to the codon on mRNA. 
D) complementary to the codon on mRNA. 
E) complementary to the codon on tRNA.

Question 4

AZT is a drug used in the treatment of colds.

Accepted Answer

A) True 
 B)False

Question 5

The backbone of a nucleic acid is the nitrogen bases.

Accepted Answer

A) True 
 B)False

Question 6

If the DNA double helix in humans contains 20% guanine, then the percent cytosine is 30%.

Accepted Answer

A) True 
 B)False

Question 7

The backbone of the helix of DNA is held together by

Accepted Answer

A) hydrogen bonds. 
B) covalent bonds. 
C) dipole-dipole interactions. 
D) ionic bonds. 
E) sugar-to-phosphate bonds. 
A) hydrogen bonds. 
B) covalent bonds. 
C) dipole-dipole interactions. 
D) ionic bonds. 
E) sugar-to-phosphate bonds.

Question 8

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.

Question 9

In transcription

Accepted Answer

A) the mRNA produced is identical to the parent DNA. 
B) a double helix containing one parent strand and one daughter strand is produced. 
C) uracil pairs with thymine. 
D) both strands of the DNA are copied. 
E) the mRNA produced is complementary to one strand of the DNA. 
A) the mRNA produced is identical to the parent DNA. 
B) a double helix containing one parent strand and one daughter strand is produced. 
C) uracil pairs with thymine. 
D) both strands of the DNA are copied. 
E) the mRNA produced is complementary to one strand of the DNA.

Question 10

One therapeutic product now available due to recombinant DNA technology is

Accepted Answer

A) measles vaccine. 
B) penicillin. 
C) human growth hormone. 
D) sulfamethoxazole. 
E) tamoxifen. 
A) measles vaccine. 
B) penicillin. 
C) human growth hormone. 
D) sulfamethoxazole. 
E) tamoxifen.

Question 11

In the synthesis of mRNA, an adenine in the DNA pairs with

Accepted Answer

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

Question 12

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 13

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 14

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 15

Human DNA contains many nucleotides that are not used in genes.

Accepted Answer

A) True 
 B)False

Question 16

The purpose of the human genome project was to

Accepted Answer

A) identify genes responsible for noninheritable diseases. 
B) determine how to clone human DNA. 
C) identify substrates for the polymerase chain reaction. 
D) learn how to clone bacterial DNA. 
E) map the locations of all the genes in human DNA. 
A) identify genes responsible for noninheritable diseases. 
B) determine how to clone human DNA. 
C) identify substrates for the polymerase chain reaction. 
D) learn how to clone bacterial DNA. 
E) map the locations of all the genes in human DNA.

Question 17

A restriction enzyme functions to

Accepted Answer

A) prevent the DNA from leaving the nucleus. 
B) limit the number of replications a DNA molecule can achieve. 
C) cut a large DNA double helix into smaller fragments. 
D) stop the elongation step of protein synthesis. 
E) eliminate a virus from a cell. 
A) prevent the DNA from leaving the nucleus. 
B) limit the number of replications a DNA molecule can achieve. 
C) cut a large DNA double helix into smaller fragments. 
D) stop the elongation step of protein synthesis. 
E) eliminate a virus from a cell.

Question 18

In the study of genetics, the abbreviation PCR refers to

Accepted Answer

A) purine chain repression. 
B) pyrimidine complement restriction. 
C) purine coded ribose. 
D) protein combination and replication. 
E) polymerase chain reaction. 
A) purine chain repression. 
B) pyrimidine complement restriction. 
C) purine coded ribose. 
D) protein combination and replication. 
E) polymerase chain reaction.

Question 19

Uracil is a pyrimidine.

Accepted Answer

A) True 
 B)False

Question 20

The anticodon of U-A-G is

Accepted Answer

A) A-T-C. 
B) U-A-G. 
C) A-A-C. 
D) A-U-C. 
E) G-A-U. 
A) A-T-C. 
B) U-A-G. 
C) A-A-C. 
D) A-U-C. 
E) G-A-U.

Exam 21: Nucleic Acids and Protein Synthesis

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

Adenine is a purine.

The anticodon is

AZT is a drug used in the treatment of colds.

The backbone of a nucleic acid is the nitrogen bases.

If the DNA double helix in humans contains 20% guanine, then the percent cytosine is 30%.

The backbone of the helix of DNA is held together by

The polymerase chain reaction is used in

In transcription

One therapeutic product now available due to recombinant DNA technology is

In the synthesis of mRNA, an adenine in the DNA pairs with

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

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

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?

Human DNA contains many nucleotides that are not used in genes.

The purpose of the human genome project was to

A restriction enzyme functions to

In the study of genetics, the abbreviation PCR refers to

Uracil is a pyrimidine.

The anticodon of U-A-G is

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