Metabolism on-line - the virtual tutorial roomlogo

 

copyright © 2008 - 2015 David A Bender

 

An unusual cause of diabetes - how the pancreas senses a rise in blood glucose


Objectives


After this exercise you should be able to:

Explain what is meant by isoenzymes

Explain how the Km of an enzyme, relative to the concentration of the substrate, affects the rate of reaction

Explain the importance of glucokinase in the liver

Explain how the pancreas senses an increased concentration of glucose in the portal blood, and how this acts as a signal for secretion of insulin.

Start this exercise