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Proteins

Authored by R Akley

Science, Biology

9th - 12th Grade

Proteins
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18 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is a peptide bond?

Bond that holds two amino acids together.
A bond that holds hydrogen and oxygen molecules together.
A bond that holds the phosphate group of one nucleotide and a sugar of a neighboring nucleotide.
A bond that is formed by the sharing of electrons.

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many different amino acids are there?

15
20
25
30

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Enyzmes are a very important type of protein used to

Build bones in skeleton
Send hormonal signals throughout body
Speed up chemical reactions
Photosynthesize glucose in plants

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is a protein: 

A polymer composed of many sugars.
A polymer composed of many amino acids. 
A polymer composed of fatty acids. 
A polymer composed of nucleotides. 

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

The diagram shows the structure of an amino acid. Which type of molecule is formed from amino acids?

lipids
proteins
carbohydrates
nucleic acids

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

The structure of proteins can be changed by environmental factors such as temperature or pH.

True
False

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

The diagram shows a bond forming between two amino acids. What is the name of this reaction?

Dehydration Synthesis
Hydrolysis
Pepysis
Oxidation

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