Enzymes

Question 1

Active Site

Answer 1

A region on an enzyme that binds to a protein or other substance during a reaction.

Question 2

Enzyme

Answer 2

A substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.

Question 3

Denatured

Answer 3

The enzyme is a protein, and at high temperatures, the shape of the protein is altered, preventing it from performing its function. It has been denatured.

Question 4

Amylase

Answer 4

Catalyses the breakdown of starch into sugars in the mouth and small intestine.

Question 5

Protease

Answer 5

Catalyses the breakdown of proteins into amino acids in the stomach and small intestine.

Question 6

Lipase

Answer 6

Catalyses the breakdown of fats and oils into fatty acids and glycerol in the small intestine.

Question 7

Amino Acids

Answer 7

A simple organic compound containing both a carboxyl (—COOH) and an amino (—NH2) group.

Question 8

Salivary Gland

Answer 8

We call the major salivary glands the parotid, submandibular, and sublingual glands. They all secrete saliva into your mouth

Question 9

Pancreas

Answer 9

A large gland behind the stomach which secretes digestive enzymes into the duodenum.

Question 10

Small Intestines

Answer 10

The small intestine consists of three parts. The first part, called the duodenum, connects to the stomach.

Question 11

Bile

Answer 11

A bitter greenish-brown alkaline fluid which aids digestion and is secreted by the liver and stored in the gall bladder.

Question 12

Stomach

Answer 12

The internal organ in which the major part of the digestion of food occurs

Question 13

Oesophagus

Answer 13

The part of the alimentary canal which connects the throat to the stomach. In humans and other vertebrates it is a muscular tube lined with mucous membrane.