inorganic and organic substances

Inorganic substances

substances that lack Carbon

Water H20

body solvent, makes up 2/3 of body weight

Oxygen

needed for cell respiration

Carbon Dioxide

waste product of cell respiration

Inorganic Salts

Na+ , Cl, Ca2+, Mg2+, PO4

Organic substances

substances that contain carbon and hydrogen

Carbohydrates aka sugar

provides energy and structural components to the body

monosaccharide

simple

Disaccharide

two monosaccharide

polysaccharide

many monosaccharides

Lipids aka Fats

energy storage, protection, structural components of a cells

fats

3 fatty acids and 1 glycerol

proteins

structural components and functional components of a cell

phospholids

glycerol + 2 fatty acids + phosphate group

steroids

makes up sex hormones and cholesterol

amino acids

are put together to form larger chain molecules called polypeptides

Denaturation

protein losing structure

Nucleic Acids

carry’s genetic information RNA + DNA

DNA

deoxyribose acids, double strands

RNA

Ribonocluic acids , single strands