Exploring Gene Regulation and DNA Replication

Exploring Gene Regulation and DNA Replication

Assessment

Interactive Video

Science

6th - 10th Grade

Hard

NGSS
HS-LS3-2

Standards-aligned

Created by

Emma Peterson

FREE Resource

Standards-aligned

NGSS.HS-LS3-2

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During which phase of the cell cycle does DNA replication occur?

M phase

G2 phase

S phase

G1 phase

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What provides the energy for adding new nucleotides during DNA replication?

Release of two phosphate groups

Hydrolysis of water

GTP

ATP

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which direction does DNA synthesis occur?

Random direction

Both directions simultaneously

5' to 3'

3' to 5'

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme is responsible for adding new nucleotides to a growing DNA strand?

DNA polymerase

Ligase

Primase

Helicase

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the base pairing rules in DNA?

A pairs with C, T pairs with G

A pairs with T, C pairs with G

A pairs with T, G pairs with U

A pairs with G, T pairs with C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme unzips the DNA double helix during replication?

Topoisomerase

Helicase

Primase

Ligase

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of topoisomerase in DNA replication?

Preventing supercoiling

Unzipping the DNA strand

Sealing gaps between Okazaki fragments

Adding nucleotides

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