Term
what type of molecule binds to cell surface receptors? |
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Definition
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Term
what type of molecule binds to intracellular receptors |
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Definition
small hydrophobic molecules bound to carrier protein |
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Term
what is endocrine signaling |
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Definition
hormone is released into the blood and binds to target molecule. |
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Term
what is paracrine signaling? |
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Definition
molecule is secreted by a near by cell and binds to that cells receptor |
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Term
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Definition
the cell secretes a molecule and that molecule binds to a receptor on the cell |
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Term
what does ligand receptor interaction between cells do? |
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Definition
activates intracellular signaling molecules |
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Term
how do cells secrete messages to each other? |
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Definition
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Term
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Definition
proteins that make up a connexon structure |
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Term
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Definition
assembly of six proteins that forms gap junction between the cytoplasm of two adjacent cells |
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Term
what can make a signal molecule have different effects? |
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Definition
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Term
why is there no signal amplification in steroids? |
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Definition
because they do not bind to enzymes to potentiate. |
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Term
what is involved in receptor sequestration? |
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Definition
receptor, endosome, signal molecule |
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Term
what is involved in receptor down regulation |
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Definition
lysosome, receptor, molecule |
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