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____ are recognized by specific receptors |
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All cells need to communicate in order to ____ and _____ their functions |
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For cells to communicate they use ____ which are recognized by specific receptors |
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For cells to communicate they use chemical messengers which are recognized by _____ |
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many of these are pharmaceutical targets |
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The chemical messenger that can act throughout the body via the circulation |
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The chemical messenger that can act locally on adjacent cells |
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The chemical messenger that can act on the cell that secreted them |
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The chemical messenger that can be released across a synapse from a neuron |
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The chemical messenger that can never be released requiring: |
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