WorksheetsSB2a- DNA Replication & Protein Synthesis
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
DNA replication begins when the two strands of the original DNA
a)
are separated by breaking the hydrogen bonds between nitogen bases
b)
acts as a template to build an mRNA strand
c)
are separated by breaking the nitrogen bonds between hydrogen bases
d)
attracts extra nitrogen bases to the nucleus to build a new strand
2.
An mRNA molecule is made through the process of
a)
Duplication
b)
Translation
c)
Transcription
d)
Crystallography
3.
Each combination of three nitrogen bases on mRNA from a
a)
anticodon
b)
enzyme
c)
nucleic acid
d)
codon
4.
Which of the following would not be found at the ribosome during protein syntheisis?
a)
tRNA
b)
rRNA
c)
DNA
d)
mRNA
5.
Which strand is transcribed?
a)
Strand A
b)
Strand B
6.
What process is represented by process D?
a)
Transcription
b)
Translation
c)
Replication
7.
What is the function of tRNA?
a)
Carry the message from the DNA to the ribosome
b)
Bring amino acids to the ribosome
c)
Create the structure of the ribosome
8.
After DNA replication, the two DNA molecules that are made are
a)
opposite
b)
identical
c)
unable to replicate again
d)
inverse
9.
In mRNA, each codon specifies a particular
a)
nucleotide
b)
purine
c)
amino acid
d)
carbohydrate
10.
A nucleotide does NOT consist of a
a)
Nitrogen base
b)
5 Carbon sugar
c)
phosphate group
d)
polymerase
100 %
