The Process of Digestion

Question 1

Digestion is a process in which

Answer 1

Digestion is a process in which relatively large, insoluble biological molecules in food (such as starch, proteins) are hydrolysed into smaller, soluble molecules that can be absorbed across the cell membranes into the bloodstream and delivered to cells in the body

Question 2

Enzymes are essential for the process of digestion as they

Answer 2

catalyse the hydrolysis

Question 3

These small soluble molecules (such as …………………….) are used either to

Answer 3

glucose and amino acids

provide cells with energy (via respiration) or to build other molecules for cell growth, repair and function

Question 4

Proteins are hydrolysed into

Answer 4

amino acids

Question 5

Carbohydrates are hydrolysed into

Answer 5

simple sugars

Question 6

Lipids are hydrolysed into a mixture of

Answer 6

glycerol and fatty acids