B5 enzymes

Question 1

what are enzymes?

Answer 1

proteins that speed up chemical reactions in living things

Question 2

what are enzymes made up of

Answer 2

enzymes are made up of proteins

Question 3

what is a catalyst

Answer 3

a catalyst is a substance which increases the rate of reaction without being changed or used up in a reaction

Question 4

why is the shape of an enzyme important

Answer 4

it allows the enzyme to bind to specific molecules, called substrates,

Question 5

at which temperature does enzyme work best in animal

Answer 5

37°C

Question 6

why do enzymes stop working at high temperatures

Answer 6

Higher temperatures disrupt the shape of the active site

Question 7

why do enzymes affect the rate of reaction

Answer 7

lower the activation energy of a reaction

Question 8

what is the name of the substrate to which the enzymes attaches

Answer 8

substrate

Question 9

at which temp does enzyme work best in human

Answer 9

37∘C.

Question 10

What is optimum temp

Answer 10

The temperature that works best for a procedure