Biochemistry revision: Signalling

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1. _________ is the binding of the signal molecule changes the receptor protein in some way into a form that can bring about a cellular response

  • Transduction
  • Reception
  • Response
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2. An enzyme that catalyzes the transfer of a phosphate group

  • Kinase
  • Carboxlyase

3. A secreting cell acts on nearby target cells by discharging molecules of a local regulator into the extracellular fluid

  • Synaptic signalling
  • Paracrine (local)
  • Endocrine signalling (long distance)

4. A nerve cell releases neurotransmitter molecules into a synapse, stimulating the target cell

  • Synaptic signalling (local)
  • Endocrine signalling (long distance)

5. Many bacterial infections interfere with ________ receptors

  • G protein
  • Receptor tyrosine kinases


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