
Exploring DNA Replication: A Simple Guide
Interactive Video
•
Biology
•
6th - 10th Grade
•
Practice Problem
•
Hard
Jackson Turner
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three main stages of DNA replication?
Start, Middle, End
Initiation, Elongation, Termination
Replication, Transcription, Translation
Separation, Duplication, Division
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During the initiation stage, which enzyme is responsible for untwisting and separating the DNA strands?
Primase
Ligase
Helicase
DNA polymerase
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the elongation stage, what role does DNA polymerase play?
It terminates the replication process
It twists the DNA strands
It adds free nucleotides to form a new strand
It separates the DNA strands
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which enzyme is responsible for adding free nucleotides to the end of a DNA chain during elongation?
Ligase
DNA polymerase
Helicase
Primase
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term used to describe the mode of DNA replication where each new DNA molecule contains one original strand and one new strand?
Conservative
Non-conservative
Dispersive
Semi-conservative
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it crucial for DNA replication to be precise?
To prevent cell aging
To speed up cell division
To create new types of cells
To ensure the new cells have the same genetic material as the parent cell
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What could be the consequence of an accidental addition of an inappropriate nucleotide during DNA replication?
It could create a new gene
It could speed up the replication process
It could stop the cell from dividing
It could render a gene dysfunctional
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