
DNA replication
Interactive Video
•
Science
•
9th - 12th Grade
•
Hard
kerryann hinds
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following correctly describes the base pairing rules in a DNA molecule?
A pairs with C, G pairs with T
A pairs with G, C pairs with T
A pairs with T, C pairs with G
A pairs with A, T pairs with T, C pairs with C, G pairs with G
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the enzyme Helicase during DNA replication?
To add new DNA bases to the growing strand.
To create RNA primers for DNA synthesis.
To separate the two strands of the DNA double helix.
To seal the fragments of DNA together.
3.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Are you enjoying the video lesson?
Yes
No
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which direction does DNA polymerase add new DNA bases to a growing strand?
From the 3' prime end to the 5' prime end.
From the 5' prime end to the 3' prime end.
In both 3' to 5' and 5' to 3' directions simultaneously.
Randomly, depending on the available bases.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the small, discontinuous fragments of DNA synthesized on the lagging strand called?
Replication forks
RNA primers
Okazaki fragments
Leading strands
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