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Mitosis takes place after interphase in which the DNA in the nucleus replicates in preparation for the cell to become two daughter cells. Prophase is the first stage wherein the duplicated DNA chromosomes co...

Lipids are broken down by lipases into glycerol and fatty acids. Bile, made in the liver and stored in the gall bladder, facilitates this process by emulsifying fats into smaller droplets. This increases the...

Saltatory conduction is the term used to describe the propagation (a widely and quickly spreading phenomenon) of an action potential down the axon of a myelinated neuron, from one node of ranvier to the next...

The First World War led to the Tsar’s abdication as, to begin with, Russia was vastly unprepared for conflict. In 1915, only one in three men had access to a rifle, and the army suffered a serious shortage o...

Ice, in it's solid form, is at a maximum temperature of zero degrees Celsius. You might expect that a small volume of Ice might cool say a 25 degree drink to somewhere halfway between 0 and 25. This is not o...