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The high concentration of glucose in the blood is detected by the pancreas. Beta cells in the pancreas secrete insulin and the alpha cells cease production of glucagon. The insulin binds to specific recep...

Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration, through a partially permeable membrane. 

Exercise has both long term and short term effects on the body. 

Short term effects include increased heart rate, increased cardiac output (volume of blood pumped out by the heart each minute, incr...

The kidney consists of a huge number of functional units called nephrons. Each nephron has multiple sub-structures within it that relate to the kidney's overall function. Glomerulus - A dense network of c...

Essentially the main difference between prokaryotes and eukaryote is that eukaryotes have compartmentalised organelles. This leads to major differences in their structure. Eukaryotes have a nucleus, with ...