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À l'heure d'aujourd'hui, les réseaux sociaux représentent une part importante dans la vie de chacun. En effet, cette popularité, bien que représentant souvent un effet de mode, est due à de nombreux facte...

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...

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 incr...

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 n...

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 shortag...