DNA Structure and Replication Review

DNA Structure and Replication Review

9th Grade

16 Qs

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DNA Structure and Replication Review

DNA Structure and Replication Review

Assessment

Quiz

Biology

9th Grade

Medium

Created by

Jayesh Rao

Used 1+ times

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which enzyme is responsible for adding DNA nucleotides from 5' to 3' direction?

DNA Polymerase

Ligase

Single strand binding proteins

Helicase

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

These will keep the replication fork from reforming into a double helix before replication has occurred

RNA Primase

Single Stranded Binding Proteins

Topoisomerase

Helicase

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What are the 4 nitrogen bases?

adenine, thymine, cytoplasm, and guanine
adenine, thymine cytosine, and guanine
adenine, thymine, cytosine, and gylcerol
adenine, thymine, cytosine, and glucose

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The DNA nucleotide is composed of three parts. Which two components make up the nucleotide backbone?

ribose sugar and base
ribose sugar and phosphate group
nitrogen base and deoxyribose sugar
deoxyribose sugar and phosphate group

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The process of DNA replication is called semi conservative because it results in

none of these

two identical DNA molecules. One original molecule and one with two new strands

two exact copies with new strands

two identical molecules, each with 1 original strand and one new.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Name this structure

double helix
nucelotide
twisted ladder
hydrogen bond

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Adenine bonds with ______________.

Guanine
Thymine
Cytosine
Adenine

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