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D’un côté, on peut dire que les réseaux sociaux, tel que Facebook, nous offrent plein de bienfaits. Premièrement, grâce à eux, on peut soutenir le contact facilement avec la famille et les amis qui ne viv...

Mitosis is a type of cell division in which a cell divides to form two cells that are genetically identical to the original cell and each other. During the cell cycle, the cell’s amount of genetic materia...

Carbon is the atom that makes up graphite. Carbon is in group 4 of the periodic table, this means that Carbon has 4 electrons in its outer shell. In graphite each Carbon atom forms three covalent bonds, t...

Solution A - plasmolysis. The red blood cells were in an hypertonic solution (solution had a lower water potential than the red blood cells due to increased concentration of solute) thus water molecules m...

Source evaluation seems to be the type of question that causes the most concern for students each year, particularly at GCSE. However, that doesn't make them anything to worry about. In fact, the great th...