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6 Cards in this Set
- Front
- Back
G proteins are used by polar or nonvolatile regulatory molecules? |
Polar |
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G proteins move within plasma membrane to activate either a ________ protein or an _____ also in plasma membrane |
Channel, effector |
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What is a second messenger system and which regulatory molecules use this? |
A second messenger system is when a regularatory molecule never enters the cell but activates an enzyme that produces a second messenger or a channel protein that serves as a second messenger. Polar or hormones use this |
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The negative pole of a resting cell is in the ______ while the positive is in the _______. The difference is measured in___ |
Inside, outside, mV |
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The ions in highest concentration outside the cell are__,___,__ |
Na+,Cl-, Ca++ |
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The ions in highest concentration inside the cell are____, which are attracted to _____ _______ |
K+, fixed anions |