Multicellular organisms must have communication mechanisms that - TopicsExpress



          

Multicellular organisms must have communication mechanisms that allow different cells and cell types to talk Different mechanisms allow long and short range signals to be sent (juxta, auto, para and endocrine signals and neurotransmission) Various types of extracellular receptor sense signalling molecules and are linked to signal transduction pathways eg GPCRs, kinase-linked receptors, ion channels. Second messengers transduce signals Calcium can act as a “third” messenger
Posted on: Sun, 14 Dec 2014 13:54:45 +0000

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