Biod 101 Module 5
BIOD 101 MODULE 5 EXAM QUESTIONS WITH CORRECT VERIFIED ANSWERS | 100% PASS (A+ CERTIFIED) 1. What is a ligand? Answer Molecule that has specificity for a given receptor and causes change 2. What is paracrine signalling? Answer Local range signalling, is the release of vesicles containing the signalling ligand that will bond to nearby target cells 3. What is synaptic signalling? Answer Local range, neuron containing molecule that migrates across the synapse to another neuron or muscle 4. What is a synapse? Answer Small gape between signalling and target cell 5. What stimulates the release of neurotransmitters in vesicles? Answer Electrical signal 6. What are neurotransmitters? Answer Class of ligand released from neurons 7. What is autocrine signalling? Answer Cell acts as a sender and receiver of a cell 8. What kind of cells is autocrine signalling common in? Answer Immune cells 9. What is endocrine signalling? Answer Transmits ligands to bond to their target cells over long distances 10. What powers the movement of ligands during endocrine signalling? Answer Circulatory system 11. How do hormones function as ligands? Answer Regulate homeostatic mechanisms 12. What is the transduction pathway? Answer Series of sequential steps that interpret
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