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Protein Synthesis

Total questions: 20

Worksheet time: 8mins

Name
Class
Date
1.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

2.

How many nucleotides equal 1 amino acid?

a)

1

b)

2

c)

3

d)

4

3.

On which molecule can an anticodon be found?

a)

mRNA

b)

DNA

c)

tRNA

d)

rRNA

4.

Which two thing are found on a molecule of tRNA?

a)

amino acids; anticodons

b)

amino acids; codons

c)

ribose sugar; proteins

d)

deoxyribose sugar; codons

5.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

6.

TRANSLATE this mRNA sequence: AUGCAAUGA

a)

Met-Glu-Stop

b)

Met-His-Stop

c)

Thr-Glu-Stop

d)

Thr-Pro-Stop

7.
What process is going on in this photo? 
a)
Transcription 
b)
Translation 
c)
Replication 
d)
All the above 
8.

The important enzyme related with transcription is;

a)

gyrase

b)

DNA polymerase

c)

RNA polymerase

d)

ligase

9.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
10.
Choose the nucleotide sequence of the RNA strand that would be complementary to the following strand: 
GTAGTCA
a)
UATUAGA
b)
ACGACTG
c)
CAUCAGU
d)
CATCAGT
11.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
12.

What is the location in the cell for translation?

a)

nucleus

b)

mitochondria in cytoplasm

c)

ribosome in cytoplasm

d)

chloroplast in cytoplasm

13.
Which of the following best describes how DNA and RNA are similar?
a)
they both contain A and T
b)
They both have a double helix
c)
They are both composed of 5 different nucleotides
d)
they both have C and G
14.
The DNA sequence ATCAGCGCTGGC is part of a gene. how many amino acids are coded for by this message?
a)
4
b)
8
c)
12
d)
20
15.

Which process is shown here?

a)
mutation
b)
transcription
c)
respiration
d)
translation
16.
Genetic info flows in one direction. Which best represents this flow?
a)
DNA-protein-RNA
b)
Protein-RNA-DNA
c)
RNA-protein-DNA
d)
DNA-RNA-protein
17.

What is the correct amino acid sequence for the DNA code TACGGCCATACT?

a)

Met-Pro-Val-Stop

b)

Met-Pro-Arg-Stop

c)

Tyr-Gly-His

d)

Tyr-Gly-Arg-His

18.

What is the sugar found in RNA?

a)

Deoxyribose

b)

Sucrose

c)

Ribose

d)

Glucose

19.

What is the correct amino acid sequence for the DNA code ATACCAGCCGTA?

a)

Met-Pro-Val-Stop

b)

Met-Pro-Arg-Stop

c)

Tyr-Gly-His

d)

Tyr-Gly-Arg-His

20.

What processes are named in the two boxes? (The left box should be named first)

a)

transcription; translation

b)

translocation; transition

c)

translation; translocation

d)

translation; transcription