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Unsaturated fatty acids have double bonds between carbons which means they can accept hydrogen when this bond is broken. Saturated fatty acids lack these double bonds and so the fatty acid molecule is sat...

The heart is the muscle responsible for pumping blood around the body. It has four chambers: an atrium and ventricle on the left, and an atrium and ventricle on the right. Atrioventricular and semilunar v...

Large surface area: Branches off, starting with bronchioles until microscopic in size with air filled sacs called alveoli. The alveoli also have massive capiliary networks surrounding them so there is a b...

The main difference is that meiosis halves the number of chromosomes (2n-->n) whereas mitosis does not. (2n-->2n) Mitosis is simply the division of the nucleus, creating to genetically identical dau...

Glycolysis is the process by which cells create ATP from glucose. It occurs in all cells. Glycolysis is an anaerobic process, which, means it may occur even without oxygen. Glucose is converted to 2 molec...