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Unformatted text preview: -structural proteins - ie hair, microtubules, microfilaments - cytoskeleton-antibodies - fit with and inactivate antigens-transporters in membranes - fit glucose or amino acids and carry them across plasma membrane into cell for use.-ion channels - for example let calcium come into cell or sodium and potassium in nerve action potential.-receptors neurotransmitters, growth factors, and hormone signals between cells must be recognized and signal transduced into cell.-contractile proteins - actin and myosin in muscle cells filamentous proteins in flagella. * transcription factors proteins that control which genes are expressed, when they are expressed and to what extent they are expressed. But, toads and professors are not simply protein, how do genes--> carbohydrates, lipids--> membranes, organelles, cells, tissues? ANSWER: enzymes - responsible for controlling the synthesis of everything else . (More info on enzymes on Essay 9)...
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This note was uploaded on 04/10/2008 for the course BIOL 103 taught by Professor Neale during the Fall '08 term at Georgetown.
- Fall '08