Question 1

Which of the following nucleotide sequences could give rise to the amino acid sequence alanine-aspartic acid- glycine? Assume that translation initiation has already occurred.

Accepted Answer

A)   GUUAAGAGG
B)   GCCGACGGC
C)   CACCGCCGA
D)   GAUGGUGCU
E)   UUUUAAUGGF) B) and E)
G) B) and C)

Question 2

One of the disadvantages of PCR is that it requires large amounts of starting material.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following is the monomer unit of DNA?

Accepted Answer

A)   amino acids
B)   fatty acids
C)   nucleotides
D)   carbohydrate rings
E)   steroid ringsF) C) and D)
G) C) and E)

Question 4

The start codon for translation is

Accepted Answer

A)   UAG.
B)   UAA.
C)   AAA.
D)   AUG.
E)   AGU.F) B) and E)
G) A) and E)

Question 5

Which of the following is not involved in gene cloning?

Accepted Answer

A)   host cell
B)   vector
C)   restriction enzyme
D)   dyes attached to nucleotides
E)   "sticky" endsF) All of the above
G) A) and D)

Question 6

In ex vivo gene therapy, therapeutic DNA is injected into body cells with the use of a vector or carrier molecule.

Accepted Answer

A) True 
 B)False

Question 7

What is the goal of functional genomics?

Accepted Answer

A)   to determine all of the human genome sequence
B)   to determine the genome sequence of other organisms useful to humans
C)   to determine the purpose of our genes and how they form a human being
D)   to determine how all the proteins within the cell interact
E)   to carry out gene therapy for human diseasesF) B) and D)
G) C) and E)

Question 8

More than 50% of the entire human genome codes for functional proteins.

Accepted Answer

A) True 
 B)False

Question 9

How many stop codons are there in the genetic code?

Accepted Answer

A)   one
B)   two
C)   three
D)   four
E)   fiveF) D) and E)
G) A) and D)

Question 10

In what way are DNA and RNA similar?

Accepted Answer

A)   Both contain C, A, and G.
B)   Both contain deoxyribose.
C)   Both contain U, C, and G.
D)   Both are single stranded.
E)   Both form a double helix.F) C) and D)
G) C) and E)

Question 11

How much of your DNA is identical to the person who sits next to you in biology class?

Accepted Answer

A)   1%
B)   50%
C)   90%
D)   99%
E)   99.9%F) B) and C)
G) B) and D)

Question 12

Which of the following is a product made from bacteria via recombinant DNA technology that promotes plant health?

Accepted Answer

A)   hepatitis B vaccine
B)   insulin
C)   clotting factor VIII
D)   growth hormone
E)   frost-minus substancesF) All of the above
G) A) and E)

Question 13

Which structure contains the anticodon?

Accepted Answer

A)   the mRNA
B)   the large ribosomal subunit
C)   the small ribosomal subunit
D)   the tRNA
E)   the rRNAF) C) and D)
G) A) and E)

Question 14

The targeting of specific sequences in the DNA for removal or replacement is best described as

Accepted Answer

A)   cloning.
B)   genomics.
C)   genome editing.
D)   proteomics.
E)   gene therapy.F) A) and B)
G) B) and C)

Question 15

What is the name of the enzyme that fits new complementary DNA nucleotides into the new strand?

Accepted Answer

A)   DNA polymerase
B)   DNA helicase
C)   DNA replicase
D)   DNA ligase
E)   DNA telomeraseF) B) and D)
G) A) and D)

Question 16

It only takes a matter of several hours to sequence 1,000 base-pair sections of DNA.

Accepted Answer

A) True 
 B)False

Question 17

To transcribe something is to make an identical copy, i.e., if the original is DNA, the transcribed copy is also DNA.

Accepted Answer

A) True 
 B)False

Question 18

The three-base sequence in a mRNA molecule is called an)

Accepted Answer

A)   codon.
B)   anticodon.
C)   initiator.
D)   mutation.
E)   transposon.F) B) and D)
G) B) and C)

Question 19

Both DNA and RNA are

Accepted Answer

A)   found in the cytosol.
B)   transcribed.
C)   translated.
D)   found in the nucleus.
E)   considered the genetic material of the cell.F) B) and D)
G) B) and C)

Question 20

Exons in mRNAs are excised and left in the nucleus.

Accepted Answer

A) True 
 B)False

Exam 22: Dna Piology and Technology

It only takes a matter of several hours to sequence 1,000 base-pair sections of DNA.

Correct AnswerverifiedShow Answer

The start codon for translation is

Correct AnswerverifiedShow Answer

Which structure contains the anticodon?

Correct AnswerverifiedShow Answer

How much of your DNA is identical to the person who sits next to you in biology class?

Correct AnswerverifiedShow Answer

In what way are DNA and RNA similar?

Correct AnswerverifiedShow Answer

Which of the following nucleotide sequences could give rise to the amino acid sequence alanine-aspartic acid- glycine? Assume that translation initiation has already occurred.

Correct AnswerverifiedShow Answer

In ex vivo gene therapy, therapeutic DNA is injected into body cells with the use of a vector or carrier molecule.

Correct AnswerverifiedShow Answer

The targeting of specific sequences in the DNA for removal or replacement is best described as

Correct AnswerverifiedShow Answer

Both DNA and RNA are

Correct AnswerverifiedShow Answer

Which of the following is not involved in gene cloning?

Correct AnswerverifiedShow Answer

Which of the following is a product made from bacteria via recombinant DNA technology that promotes plant health?

Correct AnswerverifiedShow Answer

More than 50% of the entire human genome codes for functional proteins.

Correct AnswerverifiedShow Answer

The three-base sequence in a mRNA molecule is called an)

Correct AnswerverifiedShow Answer

Which of the following is the monomer unit of DNA?

Correct AnswerverifiedShow Answer

Exons in mRNAs are excised and left in the nucleus.

Correct AnswerverifiedShow Answer

How many stop codons are there in the genetic code?

Correct AnswerverifiedShow Answer

What is the goal of functional genomics?

Correct AnswerverifiedShow Answer

To transcribe something is to make an identical copy, i.e., if the original is DNA, the transcribed copy is also DNA.

Correct AnswerverifiedShow Answer

One of the disadvantages of PCR is that it requires large amounts of starting material.

Correct AnswerverifiedShow Answer

What is the name of the enzyme that fits new complementary DNA nucleotides into the new strand?

Correct AnswerverifiedShow Answer

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