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DNA and Protein Synthesis

Total questions: 26

Worksheet time: 18mins

Name
Class
Date
1.

Which of the following are differences in the structure between RNA and DNA

a)

DNA uses deoxyribose sugar, RNA uses sugar ribose

b)

DNA pairs Adenine with Uracil, RNA pairs Adenine with Thymine

c)

DNA is a double helix, RNA is a single helix

d)

DNA pairs Adenine with Thymine, RNA pairs Adenine with Uracil

2.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

3.

Insertion, deletion, and substitution are all examples of a change in a genetic sequence which is also referred to as (a)

a)

Gene

b)

Amino Acid

c)

Ribose

d)

Mutation

4.

During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.

a)

tRNA

b)

mRNA

c)

rRNA

d)

dRNA

5.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

6.

These building blocks consist of a sugar, phosphate, and nitrogen base.

a)

Ribose

b)

Nucleotide

c)

Gene

d)

Protein

7.

A string of nucleotides that contain the information to make a specific protein

a)

Ribose

b)

Amino Acids

c)

tRNA

d)

Gene

8.

During translation, this type of ribonucleic acid is responsible for delivering amino acids to help make a protein.

a)

mRNA

b)

rRNA

c)

tRNA

d)

dRNA

9.

mRNA occurs during this process

a)

Translation

b)

Transcription

c)

Replication

d)

Delivery

10.

How many amino acids are found on one tRNA?

a)

20

b)

4

c)

1

d)

3

11.

Which of the following is the complementary mRNA sequence to this DNA strand: AACTGAA

a)

UUGACUU

b)

TTGACTT

c)

AACTGAA

d)

AACUGAA

12.
The process to go from DNA to mRNA is _______
a)
translation
b)
transcription
c)
replication
13.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
14.
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
15.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
16.
What process is going on in this photo? 
a)
Transcription 
b)
Translation 
c)
Replication 
d)
All the above 
17.
Which component of DNA determines the traits of an organism? 
a)
Nitrogen Bases
b)
Sugar-Phosphate Backbone
c)
Hydrogen bonds
18.

What is the three base sequence of mRNA that codes for a single amino acid?

a)

Anticodon

b)

Codon

c)

Protein

d)

DNA

19.

Where in the cell does transcription occur?

a)

nucleus

b)

cytoplasm

c)

ribosome

d)

mitochondria

20.

What is the purpose of strand "A"?

a)

For DNA replication

b)

To make more DNA

c)

To serve as a template for the synthesis of mRNA

d)

To carry the genetic information to the cytoplasm

21.
Translation is the process where
a)
mRNA is created in the Nucleus
b)
mRNA is decoded to form a protein 
c)
glucose molecules are made
d)
is where lipids are synthesised
22.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
23.
How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA
a)
4
b)
2
c)
6
d)
12
24.

Pair the relationships.

Mitochondria : ATP (energy)

a)

Chloroplast : Lipids

b)

Cell Membrane : Molecules

c)

Ribosome : Protein

d)

ER : Nucleic Acid

25.
What is the structure labeled with an X?
a)
amino acid
b)
anticodon
c)
codon
d)
polypeptide
26.
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of _____.
a)
cytosine
b)
guanine
c)
thymine
d)
uracil