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S2 Biology Quiz 2: DNA Replication, transcription, translat

Total questions: 42

Worksheet time: 26mins

Name
Class
Date
1.

*DNA is replicated during the _____ phase of the cell cycle.

a)

S

b)

M

c)

G1

d)

G2

2.

*The processes of making _____ from _____ is known as transcription.

a)

DNA; DNA

b)

RNA; DNA

c)

DNA; RNA

d)

RNA; RNA

3.

*Proteins or polypeptides are produced during the process of _____.

a)

translation

b)

transcription

c)

replication

d)

none of the above

4.

*In _____ a series of 3 nucleotides is known as a _____.

a)

mRNA; codon

b)

tRNA; codon

c)

tRNA; anticodon

d)

mRNA; anticodon

5.

*Which best states the base pairing rules of DNA?

a)

A-G; C-T

b)

A-C; G-T

c)

A-T; C-G

d)

A-U; C-G

6.

*DNA is replicated in a _____ fashion, meaning that one original strand is used to make the new DNA strand.

a)

semiconservative

b)

conservative

c)

complimentary

d)

double blind

7.

*Which represents a STOP codon?

a)

UGA

b)

UAA

c)

UAG

d)

AUG

8.

*Which represents a STARTcodon?

a)

UGA

b)

UAA

c)

UAG

d)

AUG

9.

*What amino acid do all proteins start with?

a)

methionine (Met)

b)

serine (Ser)

c)

arginine (Arg)

d)

histidine (His)

10.

*What enzyme is responsible for building DNA and proofreading?

a)

DNA polymerase

b)

RNA polymerase

c)

helicase

d)

ligase

11.

*What enzyme is responsible for building RNA?

a)

DNA polymerase

b)

RNA polymerase

c)

helicase

d)

ligase

12.

*What are the three types of RNA involved in translation?

a)

mRNA, qRNA, aRNA

b)

tRNA, fRNA, pRNA

c)

mRNA, rRNA, tRNA

d)

none of the above

13.

*In DNA, adenine pairs with _____, and in RNA adenine pairs with _____.

a)

uracil; thymine

b)

uracil; uracil

c)

thymine; uracil

d)

thymine;thymine

14.

*RNA differs from DNA in that RNA _____.

a)

is single-stranded.

b)

takes part in translation.

c)

has ribose and not a deoxyribose (different sugars)

d)

has Uracil instead of Thymine

e)

is a double-stranded helix

15.

*_____ brings amino acids to the ribosome during protein synthesis.

a)

tRNA

b)

rRNA

c)

mRNA

d)

DNA

16.

*In order for protein synthesis to occur, mRNA must migrate to ____.

a)

a ribosome which is made of rRNA

b)

RNA polymerase.

c)

a lysosome.

d)

the nucleus.

17.

*this is the original strand of DNA: TAC CGC ACT. Determine if this is true or False on replication, transcription, and translation:

1.Original DNA: TAC CGC ACT

2.Complementary DNA: ATG GCG TGA

3.mRNA AUG GCG UGA

4.tRNA UAC CGC ACU

5.Protein (AA) Methionine --- Arginine ---STOP

a)

True

b)

False

18.

How many acids do you know?

a)

21

b)

100

c)

200

d)

3

19.

*DNA is replicated during the _____ phase of the cell cycle.

a)

S

b)

M

c)

G1

d)

G2

20.
The two strands of a DNA molecule are held together by ________ bonds between their base pairs.
a)
covalent
b)
hydrogen
c)
ionic
d)
peptide
21.
Which of the following is not a base found in DNA?
a)
adenine
b)
thymine
c)
cytosine
d)
uracil
22.
What part of a nucleotide accounts for the genetic variation between individuals?
a)
phosphate
b)
nitrogenous base
c)
deoxyribose
d)
sugar
23.
If a segment of double-stranded DNA has 40 percent A, how much of it is C?
a)
40
b)
10
c)
15
d)
20
24.
Which enzyme copies DNA?
a)
DNA polymerase
b)
DNA helicase
c)
RNA polymerase
d)
RNA helicase
25.
What are the functions of genes?
a)
instructions for producing proteins
b)
instructions for producing DNA
c)
instructions for producing lipids
d)
they have no function
26.
What does mRNA do?
a)
provides information from DNA to ribosomes
b)
transfers amino acids to the ribosomes
c)
makes up ribosomes
d)
builds proteins
27.
What does rRNA do?
a)
provides information from DNA to ribosomes
b)
transfers amino acids to the ribosomes
c)
makes up ribosomes
d)
builds proteins
28.
What does tRNA do?
a)
provides information from DNA to ribosomes
b)
transfers amino acids to the ribosomes
c)
makes up ribosomes
d)
builds proteins
29.
What is the process that copies information from DNA into RNA?
a)
protein synthesis
b)
transcription
c)
translation
d)
DNA Polymerase
30.
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
31.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
32.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose sugar and adenine
b)
deoxyribose sugar and a hydrogen bond
c)
deoxyribose sugar and the nucleus
d)
deoxyribose sugar and phosphate
33.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
34.
Nitrogenous bases are joined by which type of bond?
a)
polar bonds
b)
ionic bonds
c)
covalent bonds
d)
hydrogen bonds
35.
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
36.
How does RNA differ from DNA?
a)
RNA contains uracil and deoxyribose
b)
RNA contains ribose and thymine
c)
RNA contains uracil and ribose
d)
RNA contains adenine and ribose
37.

What is the correct order to make a protein?

a)

Protein, DNA, RNA

b)

RNA, DNA, Protein

c)

DNA, RNA, Protein

d)

Protein, RNA, DNA

38.
What type of macro-molecules are DNA and RNA?
a)
Protein
b)
Carbohydrate
c)
Nucleic Acid
d)
Lipid
39.
Which of the following would be a nucleotide found in DNA
a)
Ribose + phosphate + uracil
b)
Deoxyribose + phosphate + uracil  
c)
Deoxyribose + phosphate + adenine
d)
Ribose + phosphate + adenine
40.
Using the codon identify the amino acid sequence:
AUG-CCA-GUA-GGG-UAA
a)
MET-HIS-ALA-GLY-STOP
b)
MET-PRO-GLY-VAL-STOP
c)
MET-PRO-VAL-GLY-STOP
d)
MET-THR-SER-ASP-STOP
41.
Which amino acid is made from the RNA codon UUA?
a)
Phenylalanine
b)
Leucine
c)
Serine
d)
Tyrosine
42.
Which structure reads the mRNA codons?
a)
Nucleus
b)
Ribosome
c)
Golgi Body
d)
Enzyme

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