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Genes and Proteins Practice #2

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

Which organelle is the location where protein is made?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

2.

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

3.

When these bond together, they form a protein

a)

Amino Acids

b)

Peptide Bonds

c)

Ribose

d)

Nucleotides

4.

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

a)

Ribose

b)

Nucleotide

c)

Gene

d)

Protein

5.

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

a)

Ribose

b)

Amino Acids

c)

tRNA

d)

Gene

6.

mRNA is created during this process

a)

Translation

b)

Transcription

c)

Replication

d)

Delivery

7.
The genetic material of an organism is composed of
a)
lipids
b)
proteins
c)
deoxyribonucleic acids
d)
complex carbohydrates
8.

One human disease is caused by a change in the bases of a gene from GAA to GTA. The disease is a result of

a)

a mutation

b)

crossing-over

c)

a meiosis error

d)

polyploidy

9.
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
10.
What is the relationship between a protein, the cell, and DNA?
a)
DNA is produced by protein which is produced in the cell
b)
Protein is composed of DNA which is produced in the cell
c)
DNA controls the production of protein in the cell
d)
A cell is composed of DNA and protein
11.
DNA holds the code for
a)
lipids
b)
carbohydrates
c)
protein
d)
sugar
12.

Which component of DNA determines the traits of an organism?

a)

Nitrogen Bases

b)

Sugar-Phosphate Backbone

c)

Hydrogen bonds

d)

Deoxyribose

13.

What is the location in the cell for translation?

a)

nucleus

b)

mitochondria in cytoplasm

c)

ribosome in cytoplasm

d)

chloroplast in cytoplasm

14.

Which of the following provides the best description of the function of chromosomes?

a)

Ridding individual cells of waste products

b)

Relaying information from the environment

c)

Producing energy through cellular respiration

d)

Controlling the production of specific proteins

15.
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
16.

The transfer of genetic info from DNA to RNA is called

a)

translation

b)

transcription

c)

initiation

d)

elongation

17.

A gene is

a)

the same as a chromosome

b)

the info for making a polypeptide

c)

made of RNA

d)

made of protein

18.

Why does a human body need proteins?

a)

To place amino acids in a specific order

b)

To guard against harmful mutations

c)

To send messages to the cell's cytoplasm

d)

To perform important bodily functions

19.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
20.

Some scientists claim that the gene that controls the production of hemoglobin, a protein responsible for the binding of oxygen to red blood cells in humans, is located at the position shown in the diagram.


Which of the following observations would provide the best evidence for this claim?

a)

Humans lacking this gene exhibit problems with oxygen binding in their red blood cells.

b)

Other organisms that require oxygen have similar genes in similar locations.

c)

Nearby genes on the chromosome are thought to control other blood factors.

d)

Healthy humans all have this same gene in exactly the same location.