WorksheetsBio Ch 12.3 Protein Synthesis
Total questions: 16
Worksheet time: 15mins
Name
Class
Date
1.
Which process is used to make mRNA from the DNA in the nucleus?
a)
transcription
b)
translation
c)
replication
2.
Which RNA bases would pair with TACGAA in transcription?
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
3.
In DNA replication, which enzyme is responsible for adding an RNA primer, telling DNA polymerase where to go?
a)
helicase
b)
primase
c)
ligase
d)
polymerase
4.
In DNA replication, which enzyme is responsible for building the new DNA strand?
a)
helicase
b)
polymerase
c)
ligase
d)
primase
5.
How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA
ATG GGA ACT CCA
a)
4
b)
2
c)
6
d)
12
6.
What process is being shown here?
a)
Replication
b)
Translation
c)
Transcription
7.
True or false: RNA is double-stranded.
a)
true
b)
false
c)
it depends on the type
8.
Which of these bases does not exist in RNA?
a)
C
b)
T
c)
U
d)
A
9.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
10.
Translation takes place in the
a)
ribosome
b)
chloroplast
c)
nucleus
d)
mitochondria
11.
Brings the amino acids to the ribosome
a)
mRNA
b)
tRNA
c)
rRNA
d)
DNA
12.
What would be the tRNA anticodon for the mRNA codon CAG?
a)
GTC
b)
GUC
c)
CUG
d)
CAG
13.
Which phase of which process does this picture show?
a)
Transcription
b)
Translation
c)
Replication
14.
The codon is located on the
a)
DNA
b)
mRNA
c)
tRNA
d)
rRNA
15.
What would happen if we did not have start codons?
a)
Polypeptide chains would continue to grow
b)
Amino acids would bind to tRNA
c)
Protein synthesis wouldn't occur
d)
mRNA would form a double strand
16.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
100 %
