NUTRITION PLANTS AND ANIMALS

1.Refers to any substance required for the growth and maintenance of an organism.

• Cellulose

• Nutrients

• Fats

• Autotrophs

Serve as a major energy source for the cells in the body. • These are usually obtained from grains, cereals, breads, fruits, and vegetables

• Carbohydrates

• Fats

• Proteins

• Heterotroups

Used to build cell membranes, steroid hormones, and other cellular structures; also used to insulate nervous tissue, and also serve as an energy source, obtained from oils, margarine, butter, fried foods

• Carbohydrates

• Proteins

• Minerals

• Fats

The passage of digested nutrients and fluid across the tube wall and into the body fluids; the cells take up (absorb) small molecules such as amino acids and simple sugars.

• Digestion

• Absorption

• Elimination

• Ingestion

Organic molecules required in small amounts for normal metabolism; examples include fat-soluble Vitamins A, D, E, K, and water-soluble Vitamins B, B2, B3, B12, C.

• Minerals

• Carbohydrates

• Autoutrops

• Viatamins