U1 Proteins

Question 1

How is the structure of a protein determined?

Answer 1

Order of amino acids

Question 2

What are the 5 types of proteins?

Answer 2

Structural, Hormones, Anti-bodies, Receptor, Enzymes

Question 3

What is an enzyme?

Answer 3

Biological catalysts that are produced by all living cells

Question 4

What does an enzyme do?

Answer 4

Speed up chemical reactions and remains unchanged in the process

Question 5

Why does an enzyme only bind with one substrate?

Answer 5

It’s active site is specific

Question 6

What is an example of a synthesis reaction?

Answer 6

Glucose-1-Phosphate — Phosphorylase —> Starch

Question 7

What is an example of a degradation reaction?

Answer 7

Starch —Amylase—> Maltose

Question 8

Where does an enzyme perform best?

Answer 8

At its optimum temperature and pH

Question 9

What happens when an enzyme is put in extreme temperatures?

Answer 9

It becomes denatured

Question 10

What happens to the active site when an enzyme denatures?

Answer 10

It changes shape and is no longer complementary to its substrate

Question 11

What is formed when a substrate binds to an enzyme active site?

Answer 11

An enzyme-substrate complex is formed