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Cancer is caused by the uncontrolled division of cells. If a cancer is benign, it will be a certain size and stay that size. However if it is malignant, then it will grow and get bigger in size. Eventuall...

Personally, going into the interview process, one of my biggest fears was not knowing the answer to a question and lapsing into silence. The best piece of advice I received before going into interviews wa...

After a meal blood sugar levels will rise. In the Islets of Langerhans beta cells detect hyperglycaemia and secrete insulin, while alpha cells stop releasing glucagon.
The insulin moves in the blood...

Alveoli are microscopic air sacs in the lungs. During inspiration (breathing in), oxygen diffuses from the air in the alveoli into the blood. At the same time, carbon dioxide carried in the blood diffuses...

DNA and RNA have many similarities. They are both formed of a backbone made from sugar and phosphate groups, however DNA is formed of the sugar deoxyribose, and RNA is formed of ribose sugars. Attached to...