Question 1

Which type of enzyme can repair DNA damage in eukaryotes?

Accepted Answer

A)  DNA ligase
B)  RNA primase
C)  DNA polymeraseD) All of the above
E) B) and C)

Question 2

What is a key difference between prokaryotic and eukaryotic chromosomes?

Accepted Answer

A)  Prokaryotic chromosomes are coiled on histones; eukaryotic chromosomes are supercoiled
B)  Prokaryotic chromosomes are linear; eukaryotic chromosomes are circular
C)  Prokaryotic chromosomes are circular; eukaryotic chromosomes are linearD) None of the above
E) A) and B)

Question 3

Which of the following is true when proofreading by DNA polymerase?

Accepted Answer

A)  it takes place long after a DNA strand has been replicated
B)  it takes place as a DNA strand is being replicated
C)  it is primarily possible because of mismatch repair enzymesD) A) and B)
E) A) and C)

Question 4

Experiments with bacteriophage by Chase and Hershey demonstrated that DNA replication is which of the following?

Accepted Answer

A)  ultra-conservative
B)  semi-conservative
C)  moderate-to-liberalD) A) and B)
E) A) and C)

Question 5

If a strand of DNA of sequence 5'-AATAGCGCGGTATTC-3' is replicated, which of the following accurately represents the newly synthesized DNA strand?

Accepted Answer

A)  3'-TTATCGCGCCATAAG-5'
B)  5'-TTATCGCGCCATAAG-3'
C)  3'-CCACTGTGTTACAAG-5'D) All of the above
E) A) and B)

Question 6

What proteins are crucial for creating and maintaining DNA replication forks? Choose the best explanation.(Outcome #IIIb)

Accepted Answer

A)  Helicase creates the replication fork; primase keeps the single strands from closing shut.
B)  Helicase creates the replication fork; single-strand binding proteins keep the single strands from reuniting.
C)  Ligase creates the replication fork; DNA polymerase II keeps the single strands from reuniting.D) A) and B)
E) A) and C)

Exam 9: Molecular Biology

What is a key difference between prokaryotic and eukaryotic chromosomes?

Correct Answer
verified

Which of the following is true when proofreading by DNA polymerase?

Correct Answer
verified

What proteins are crucial for creating and maintaining DNA replication forks? Choose the best explanation.(Outcome #IIIb)

Correct Answer
verified

Experiments with bacteriophage by Chase and Hershey demonstrated that DNA replication is which of the following?

Correct Answer
verified

If a strand of DNA of sequence 5'-AATAGCGCGGTATTC-3' is replicated, which of the following accurately represents the newly synthesized DNA strand?

Correct Answer
verified

Which type of enzyme can repair DNA damage in eukaryotes?

Correct Answer
verified

Exam 9: Molecular Biology

What is a key difference between prokaryotic and eukaryotic chromosomes?

Correct AnswerverifiedShow Answer

Which of the following is true when proofreading by DNA polymerase?

Correct AnswerverifiedShow Answer

What proteins are crucial for creating and maintaining DNA replication forks? Choose the best explanation.(Outcome #IIIb)

Correct AnswerverifiedShow Answer

Experiments with bacteriophage by Chase and Hershey demonstrated that DNA replication is which of the following?

Correct AnswerverifiedShow Answer

If a strand of DNA of sequence 5'-AATAGCGCGGTATTC-3' is replicated, which of the following accurately represents the newly synthesized DNA strand?

Correct AnswerverifiedShow Answer

Which type of enzyme can repair DNA damage in eukaryotes?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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