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FINAL: Protein Synthesis test– from class worksheet

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

In a eukaryotic cell, DNA is located in the:

a)

Cytoplasm

b)

Ribosome

c)

Nucleus

d)

Cell membrane

2.

DNA provides instructions for building which type of biological molecule?

a)

Lipid

b)

Carbohydrate

c)

Protein

d)

Nucleic acid

3.

Which cellular structure is responsible for building proteins?

a)

Nucleus

b)

Ribosome

c)

Mitochondrion

d)

Golgi apparatus

4.

If DNA cannot leave the nucleus, how do its instructions reach the ribosome?

a)

Through proteins

b)

Through tRNA

c)

Through mRNA

d)

Through rRNA

5.

The process of copying DNA into RNA is called:

a)

Replication

b)

Translation

c)

Transcription

d)

Expression

6.

Transcription occurs in the:

a)

Cytoplasm

b)

Ribosome

c)

Nucleus

d)

Endoplasmic reticulum

7.

Which DNA strand is used as the pattern during transcription?

a)

Coding strand

b)

Template strand

c)

Leading strand

d)

Lagging strand

8.

In RNA, which base replaces thymine (T)?

a)

Adenine (A)

b)

Cytosine (C)

c)

Guanine (G)

d)

Uracil (U)

9.

Which molecule carries genetic instructions from the nucleus to the ribosome?

a)

DNA

b)

rRNA

c)

tRNA

d)

mRNA

10.

Translation is the process of:

a)

Copying DNA into RNA

b)

Copying RNA into DNA

c)

Using mRNA to build a protein

d)

Splitting DNA strands

11.

Translation occurs at the:

a)

Nucleus

b)

Ribosome

c)

Cytoplasm only

d)

Mitochondrion

12.

How many mRNA bases code for one amino acid?

a)

One

b)

Two

c)

Three

d)

Four

13.

A group of three mRNA bases that codes for an amino acid is called a:

a)

Gene

b)

Anticodon

c)

Codon

d)

Template

14.

Which type of RNA brings amino acids to the ribosome?

a)

mRNA

b)

rRNA

c)

DNA

d)

tRNA

15.

Which type of RNA makes up part of the ribosome?

a)

mRNA

b)

tRNA

c)

rRNA

d)

DNA

16.

The sequence on tRNA that pairs with an mRNA codon is called the:

a)

Codon

b)

Template

c)

Anticodon

d)

Gene

17.

Which codon signals the beginning of translation?

a)

Stop codon

b)

Anticodon

c)

Start codon

d)

Template codon

18.

What signals the end of protein synthesis?

a)

Start codon

b)

Anticodon

c)

Stop codon

d)

Template codon

19.

Amino acids are linked together to form a:

a)

Codon

b)

Nucleotide

c)

Polypeptide

d)

Chromosome

20.

Proteins are composed of many:

a)

Nucleotides

b)

Sugars

c)

Amino acids

d)

Lipids

21.

The flow of genetic information in cells is known as the:

a)

Cell cycle

b)

Genetic code

c)

Central Dogma

d)

Feedback loop

22.

Which sequence correctly represents the Central Dogma?

a)

RNA → DNA → Protein

b)

DNA → Protein → RNA

c)

DNA → RNA → Protein

d)

Protein → RNA → DNA

23.

Only some genes are turned on in a cell. This process is called:

a)

Mutation

b)

Replication

c)

Gene expression

d)

Translation

24.

A gene that is turned on and used to make a protein is called:

a)

A mutated gene

b)

A template gene

c)

An expressed gene

d)

A dominant gene

25.

In a prokaryotic cell, DNA is located in the:

a)

Nucleus

b)

Ribosome

c)

Cytoplasm

d)

Mitochondrion