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Protein Synthesis

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

The first step of protein synthesis is.....

a)

replication

b)

mitosis

c)

translation

d)

transcription

2.
Where does transcription take place?
a)
nucleus
b)
cytoplasm
c)
ribosome
3.

Which RNA carries the message from the DNA molecule out of the nucleus?

a)

mRNA

b)

rRNA

c)

tRNA

4.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
5.
C always matches with __
a)
A
b)
U
c)
C
d)
G
6.

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

7.

RNA has what base that is instead of thymine?

a)

guanine

b)

adenine

c)

thymine

d)

uracil

8.
What part of a nucleotide accounts for the genetic variation between individuals?
a)
phosphate
b)
nitrogenous base
c)
deoxyribose
d)
sugar
9.
The process where mRNA is read and made into an amino acid chain.
a)
Transcription
b)
Translation
c)
Transportation
d)
Transient
10.

Which process does this diagram illustrate?

a)

transcription

b)

DNA replication

c)

translation

11.

What is the order for Protein Synthesis?

a)

Transcription -> Translation -> Protein

b)

Translation - > Transcription -> Protein

c)

Protein -> Transcription -> Translation

d)

Translation -> Protein -> Transcription

12.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
13.
How would the DNA sequence GCTATA be transcribed to mRNA?
a)
GCUAUA
b)
CGATAT
c)
CGAUAU
d)
GCUTUT
14.

Why must transcription occur where DNA can be found?

a)

because DNA can't leave

b)

because ribosomes are in the nucleus

c)

because DNA polymerase is found there

d)

because helicase unzips the DNA

15.

How many nucleotides equal 1 amino acid?

a)

1

b)

2

c)

3

d)

4

16.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

17.

TRANSLATE this RNA sequence: AUGCAAUGA

a)

Met-Glu-Stop

b)

Met-His-Stop

c)

Thr-Glu-Stop

d)

Thr-Pro-Stop

18.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
19.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

20.
DNA has a _____________ structure. 
a)
double helix
b)
single strand
c)
ring 
d)
chain