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Video: DNA Replication

Video: DNA Replication

Assessment

Interactive Video

Other

9th Grade

Practice Problem

Medium

Created by

Fred Barrio

Used 1+ times

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of DNA replication?

To create proteins from DNA.

To make an exact copy of DNA.

To repair damaged DNA segments.

To combine DNA from two different sources.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme is responsible for separating the two strands of DNA by breaking hydrogen bonds during replication?

DNA ligase

DNA polymerase

DNA helicase

RNA primase

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a segment of an original DNA strand has the sequence ATCCG, what would be the sequence of the complementary strand synthesized during replication?

ATCCG

TAGGC

CGGAT

UAGGC

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme plays a dual role in DNA replication by both adding complementary nucleotides and checking for and repairing mistakes?

DNA ligase

DNA helicase

DNA polymerase

RNA primase

5.

DRAG AND DROP QUESTION

1 min • 1 pt

When DNA replication is complete each new DNA molecule has ​ (a)  

one old and one new strand.
two new strands 
two old strands

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