Molecules of life

Question 1

Carbohydrates

Answer 1

Source of energy, glucose is the main respiratory substrate found in: potatoes ,rice and wheat products

Question 2

Proteins

Answer 2

Growth and repair found in :Meat,eggs,cheese,beans,nuts and seeds.

Question 3

Lipids

Answer 3

Energy, make up part of cell membranes so essential for normal growth found in:butter and margarine