DNA Replication Comprehension

DNA Replication Comprehension

9th - 12th Grade

13 Qs

quiz-placeholder

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DNA Replication Comprehension

DNA Replication Comprehension

Assessment

Passage

Biology

9th - 12th Grade

Practice Problem

Hard

Created by

Tracy Holtz

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the direction of the DNA unzipping process?

Unzipping occurs in one direction only

Unzipping occurs in two directions simultaneously

Unzipping occurs randomly in different directions

Unzipping occurs in the opposite direction of replication

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the bases on each strand when the hydrogen bonds connecting base pairs are broken during DNA replication?

They remain hidden within the original molecule

They form new hydrogen bonds with other bases

They are destroyed and no longer play a role in DNA replication

They are exposed

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the enzyme Helicase in DNA replication?

To repair damaged DNA strands

To synthesize new DNA strands

To unwind and separate the DNA strands

To proofread and correct errors in DNA replication

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

What is the name of the bond that must be broken to separate the two strands of DNA?

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme is responsible for bonding nucleotides together to form new strands?

Helicase

DNA polymerase

Ligase

RNA polymerase

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which organisms does DNA replication occur in?

Only in eukaryotes

Only in prokaryotes

In both eukaryotes and prokaryotes

DNA replication does not occur in any organisms

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the reason DNA replication is called semiconservative?

It creates two new strands

It conserves two old strands

It conserves one old strand and creates one new strand

It creates one old strand and conserves one new strand

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