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Lipids and Proteins
Biology-Grade 9-Ch.2
| Question | Answer |
|---|---|
| 3 fatty acids, fats (solid) and oils (liquid), 1 glycerol | triglycerides |
| 4 ring structure | sterols |
| phosphate head, 2 fatty acid tails, cell membrane | phospholipids |
| cuticle | wax |
| cholesterol, sex hormones | sterols |
| Hydrocarbons | fatty acids |
| unsaturated is (=( | fatty acids |
| saturated is (-< | fatty acids |
| A nonpolar marcromolecule containing carbon, hydrogen, oxygen, and phosphorus | lipids |
| __________ have more hydrogen than sugars | lipids |
| A macromolecule composed of polymers & of amino acid monomers. Contains carbon, hydrogen, oxygen, nitrogen, sulfur | Protein |
| biological catalyst that controls the rate of reactions; necessary for metabolic functions | Enzymes |
| Keratin, collagen; forming skin, horns, claws, nails, feathers | structural proteins |
| hemoglobin carries oxygen to cells; proteins within the cell membrane | transport proteins |
| immunoglobulins are the antibodies that fight disease and pathogens | defense proteins |
| most hormones are proteins that help maintain homeostasis in the organism | hormones |
| proteins built into the membranes that detect signals from other cells | receptor proteins |
| albumin is stored proteins for the embryo; casein is protein in mammalian milk; plants store proteins in seeds | storage proteins |
| actin and myosin are responsible for movement of muscle; others responsible for movement of cilia and flagella | contractile and motor proteins |