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DNA Test Review

Total questions: 45

Worksheet time: 45mins

Name
Class
Date
1.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
2.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
3.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
4.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
5.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
6.
RNA contains the sugar
a)
ribose
b)
deoxyribose
c)
glucose
d)
lactose
7.
Which of the following statements is true?
a)
DNA is single-stranded
b)
RNA is single-stranded
c)
DNA contains uracil
d)
RNA contains deoxyribose
8.
What is the difference between DNA and RNA in terms of bases?
a)
RNA contains uracil in place of thymine
b)
RNA contains uracil in place of adenine
c)
RNA contains uracil in place of guanine
d)
RNA contains uracil in place of  cytosine
9.
I travel outside of the nucleus.
a)
DNA
b)
RNA
10.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

11.

What does the Acronym DNA stand for

a)

Do Not Abbreviate

b)

Double Nucleic Acids

c)

Deoxyribonucleic Acid

d)

Detection of Nucleic Acids

12.

What is the nucleic acid that stores and transmits the genetic information from one generation to another?

a)

DNA

b)

RNA

c)

mRNA

d)

tRNA

13.

What are the "messengers" from DNA to the rest of the cell?

a)

Nucleotides

b)

Ribose

c)

DNA

d)

mRNA

14.

DNA is in ALL of your bodies cells

a)

True

b)

False

15.

How many bases code for one amino acid?

a)

4

b)

1

c)

3

d)

2

16.

________ are the groups of three nitrogen bases in an mRNA molecule

a)

genetic code

b)

reading frame

c)

codon

17.

Genes contain instructions for assembling

a)

operons

b)

chromatin

c)

protein

d)

mutagens

18.

The genetic code in DNA is in the sequence of

a)

nitrogen bases

b)

hydrogen bonds

c)

sugars

d)

phosphate groups

19.

Which scientist made x-ray diffraction photos of DNA?

a)

Franklin

b)

Wilkins

c)

Watson

d)

Crick

20.

Who was credited for discovering the structure of DNA?

a)

Franklin and Wilkins

b)

Hershey and Chase

c)

Franklin and Griffith

d)

Watson and Crick

21.

A, B, and C are the three types of

a)

DNA

b)

RNA

c)

Protein

d)

Enzymes

22.

In eukaryotes, DNA

a)

is circular.

b)

is located in the ribosomes.

c)

floats freely in the cytoplasm.

d)

is located in the nucleus.

23.
Other than mRNA, what is this image showing?
a)
tRNA
b)
rRNA
c)
DNA
d)
RNA polymerase
24.
What is one easy way to tell RNA from DNA?
a)
RNA has uracil, DNA doesn't
b)
DNA doesn't have thymine, RNA does
c)
RNA is double stranded, DNA isn't
d)
RNA is made of up amino acids, DNA isn't
25.
In translation..
a)
A polypeptide is created
b)
mRNA is created
c)
The nucleus implodes
d)
RNA polymerase does all the work
26.
What is the term for making an RNA copy of DNA?
a)
Transcription
b)
Translation
c)
Folding
d)
Coding
27.
Translation happens at the - 
a)
Nucleus
b)
Ribosome
c)
Chloroplast
d)
Mitochondria
28.
Which enzyme is responsible for making RNA?
a)
RNA makemorease
b)
RNA enzymase
c)
RNA polymerase
d)
RNA proliferase
29.
If the percentage of DNA is made of 30% Thymine, what is the correct percentage of Guanine?
a)
30
b)
15
c)
20
d)
60
30.
True or false:  RNA is double-stranded.
a)
True
b)
False
c)
It depends on the type
31.
Which of the following won't ultimately be translated?
a)
Exon
b)
Intron
c)
None of the mRNA is ever translated, ever
32.

Codons are located on....

a)

DNA

b)

mRNA

c)

tRNA

d)

rRNA

33.

Anti-codons are located on...

a)

DNA

b)

mRNA

c)

tRNA

d)

rRNA

34.

Is this a strand of DNA or RNA?

TACGGACTA

a)

DNA

b)

RNA

c)

Impossible to tell

35.
When DNA is transcribed to RNA.... 
a)
A pairs with U
b)
C pairs with U
c)
A pairs with T
d)
C pairs with T
36.
Amino acids are the building blocks of... 
a)
DNA
b)
RNA
c)
Atoms
d)
Proteins
37.

Nitrogenous based are held together via

a)

Hydrogen Bonds

b)

Van De Waals forces

c)

Ionic Bonds

d)

Hydrophobic interactions

38.

 

The backbones of DNA are made up of _______ & ________ units. 

a)

sugar & base

b)

base & phosphate

c)

sugar & phosphate

d)

phosphate & phosphate

39.

 

Which of the following are components of

 nucleotides?

a)

Five-carbon sugar

b)

Phosphate group

c)

Nitrogenous base

d)

Amino acid

e)

Enzymes

40.

The picture below shows an enzyme unwinding and unzipping DNA.

​What is the name of this enzyme?

a)

DNA Helicase

b)

DNA Ligase

c)

DNA polyermase

d)

RNA Polymerase

41.

Which of the following DNA nucleotides are paired with the correct corresponding DNA nucleotide? (mark all that apply)

a)

Adenine with Thymine

b)

Guanine with Cytosine

c)

Thymine with Cytosine

d)

Adenine with Uracil.

e)

Uracil with Thymine

42.

Which letter in the picture below depicts the leading strand in DNA replication?

a)

A

b)

C

c)

B

d)

None of the above

43.

Which letter in the picture below depicts the lagging strand in DNA replication?

a)

Letter A since it is copied from 5' to 3'

b)

Letter A since it is copied from 3' to 5'

c)

Letter B since it is copied from 3' to 5

d)

Letter B since it is copied from 5' to 3'

44.

Which letter in the given picture depicts the okazaki fragments?

a)

A - lagging strand

b)

C - leading strand

c)

B - lagging strand

d)

C - replication fork

45.

What do enzymes end in?

a)

ase

b)

ose

c)

acid

d)

nucleotides