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Cholera causes an influx of Chloride ions into the lumen of the bowel. How would this cause diarrhoea?

The influx of chloride ions into the lumen of the small bowel causes the water potential to decrease (become more negative). This causes an increased water potential difference between the lumen and the cell...
JT
Answered by Joseph T. • Biology tutor
9493 Views

What is the difference between a competitive and a non competitive inhibitor?

Competitive inhibitors have a molecular shape similar to the substrate therefore compete with the substrate for the active site on the enzyme. If the concentration of substrate increases, the effect of the i...
DN
Answered by Dominique N. • Biology tutor
2990 Views

Can you explain Le Chatelier's Principle?

Le Chatelier's principle: If the external condition is changed, the equilibrium will shift to oppose this change. What are these external conditions that can be changed? Temperature, pressure and concentrati...
DN
2567 Views

Describe the principles of fission and fusion. With reference to the nuclear binding energy curve, explain how energy is released.

Fission is the process by which heavier unstable elements split into smaller fragments, and releases energy for elements further to the right on the BE curve than iron. The fission fragments are further to t...
SD
Answered by Shane D. • Physics tutor
4593 Views

Lisez tout le texte et traduisez ce passage en français

Encore plus que la précédente, la génération "digital native" vit dans un univers massivement visuel. La consommation multimédia de la jeunesse en atteste. En 2009, les jeunes de 15 à 25 ans passai...
MK
Answered by Megan K. • French tutor
3954 Views