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DNA & Protein Synthesis

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

What kind of biomolecule is the DNA?

a)

Protein

b)

Carbohydrate

c)

Lipid

d)

Nucleic Acid

2.

Why is the hydrogen bond important in the DNA molecule?

a)

It joins two sugars together

b)

It stabilizes the DNA structure and allows replication to happen

c)

It joins 2 amino acids to form proteins

d)

It creates ATP for protein synthesis

3.

Which statement is TRUE about the DNA?

a)

It is a single helix

b)

In a DNA molecule, A pairs with U, and C pairs with G

c)

It contains the instructions in making proteins

d)

It builds and repair tissues

4.

What is the role of DNA in protein synthesis?

a)

It determines the sequence of amino acids in a protein

b)

It goes out out of the nucleus to carry the message to the ribosome

c)

It transfers the amino acid to the ribosome

d)

It creates ATP

5.

What is the complementary strand of the DNA sequence below? AAT GCG

a)

AAT GCG

b)

UUA CGC

c)

TTA CGC

d)

GCG AAT

6.

What mRNA can be transcribed from this DNA sequence? GCT TAA

a)

CGA ATT

b)

CGA AUU

c)

CGA AUA

d)

CGA ATA

7.

What is the role of mRNA in protein synthesis?

a)

It carries the codon from the nucleus to the ribosomes

b)

It carries the anticodon to the ribosome

c)

It joins 2 bases of the DNA

d)

It creates ATP

8.

What amino acid can be translated from this mRNA sequence? AAG CUU

a)

Lysine - Leucine

b)

Phenylalanine - Glutamic Acid

c)

Leucine - Lysine

d)

Glutamic Acid - Phenylalanine

9.

In which DNA sequence was this mRNA transcribed from? UAU CGA

a)

AUA GCU

b)

ATA GCT

c)

AUA CGU

d)

ATA CGT

10.

What kind of mutation is shown here?

a)

Substitution

b)

Insertion

c)

Deletion