Welcome to the Quiz!

This quiz contains 10 questions from a mix of 1 subtopics.

Proteins can be grouped into 2 categories known as globular and proteins.

fibrous

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1

Which type of protein is usually spherical in shape?

globular

fibrous 

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1

Name one example of a fibrous protein 

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1

Which group do enzymes belong to?

globular

fibrous

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1

How many polypeptide chains does haemoglobin contain?

1

2

3

4

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1

Haemoglobin is made up of 2 alpha chains and 2 chains.

beta

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1

Give two features that allow haemoglobin to carry oxygen around the body

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2

How many polypeptide chains does a collagen molecule contain?

1

2

3

4

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1

Which amino acid is found approximately every third position in a collagen polypeptide?

glycine

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1

Which of the following bonds hold collagen polypeptide chains together?

(Select all that apply)

hydrogen

ionic

disulphide

covalent

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2