Level 3 Biology

• what is the role of Adenylate cyclase in the secondary messenger model?

  Catalyses the generation of cyclic AMP (cAMP), triggering the activation of cyclic AMP-dependant protein kinase(PKA)
• Osmotic diuresis

  elevated blood sugar creates an osmotic gradient, pulling water from tissues like the lens of the eye, causing blurred vision
• Polyuria

  The kidneys try to expel excess glucose leading to increased urination
• Polydipsia

  Kidneys expel excess glucose causing increased thirst