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sterooid vs amino
hormones
| Question | steroid | protein |
|---|---|---|
| travel | attached to plasma protein | dissolved in blood plasma - not soluble? |
| protein receptor | Attach to protein receptor inside the cell - on mitochondria or in nuclues | Attach to protein receptor found in cell membrane |
| activates | In nucleus - activates a gene | Activates particular enzymes Signals a secondary messenger - cascade of reactions inside the cell follow |
| effect | changes the protein being made | activates particular enzyme |