Lipids C,H,O 3 Fatty acids Saturated (all single Butter High calorie foods, Greater than and 1 glycerol bonds) Soft margarine energy storage 2:1 H:O ratio (alcohol) Monounsaturated Olive oil Protect cell (carboxyl (one bond) Cell membrane Chemical messengers group - COOH) Polyunsaturated Cholesterol Repel water (leaves) Alcohol group (two or more Testosterone - OH double bonds) Progesterone Phospholipids Beeswax (phosphate replaces (paraffin) a FA) Steroids (4 fused rings) Waxes ( –OH replaces a FA) Proteins C,H,O,N acids Dipeptide (2 amino Enzymes Storage -NH2 (amine acids) Muscles Signal group) + Polypeptide (many Skin Structural + group AA) Some hormones Contractile Defensive Enzyme Transport Receptor Nucleic acids C,H,O,N,P Nucleotide DNA Stores and Genetic -5-C ribose, (5-C ribose RNA transmits phosphate, sugar, genetic nitrogenous phosphate, information base nitrogenous base) Lipid Carbohydrate
Lipids C,H,O Greater than 2:1 H:O ratio (carboxyl group - COOH) Alcohol group - OH 3 Fatty acids and 1 glycerol (alcohol) Saturated (all single bonds) Monounsaturated (one bond) Polyunsaturated (two or more double bonds) Phospholipids (phosphate replaces a FA) Steroids (4 fused rings) Waxes ( –OH replaces a FA) Butter Soft margarine Olive oil Cell membrane Cholesterol Testosterone Progesterone Beeswax (paraffin) High calorie foods, energy storage Protect cell Chemical messengers Repel water (leaves) Proteins C,H,O,N -NH2 (amine group) + + group acids Dipeptide (2 amino acids) Polypeptide (many AA) Enzymes Muscles Skin Some hormones Storage Signal Structural Contractile Defensive Enzyme Transport Receptor Nucleic acids C,H,O,N,P -5-C ribose, phosphate, nitrogenous base Nucleotide (5-C ribose sugar, phosphate, nitrogenous base) DNA RNA Stores and transmits genetic information Genetic Carbohydrate Lipid
unit_2_-_review_worksheets.docx