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Mitosis is the division of one cells contents to either side of the cell in preparation for cytokinesis which is the splitting of one cell into two identical, diploid, daughter cells. The four stages of m...

We first differentiate f(x), and we get f'(x)=2x + 5. We then set this equal to 0 and then solve for x. We get that xmin= -2.5. We check whether this was indeed a minimum, by calculating the second deriva...

Set in the heart of Wessex, a ‘dream country’ that is almost literally a world apart from modern civilization, with such redolent names a Casterbridge or Kingsbere, Hardy’s edenic imitation of the South W...

The link reaction occurs in the mitochondrial matrix. In the first step, carbon dioxide and hydrogen are removed from two pyruvate molecules, producing two acetyl groups. The hydrogen removed is transferr...

Natural selection: Mutations (e.g. of pigment gene, and of regulatory genes) creating variability between members of the same species. Selection pressure of prey availability - Selection pressures are ext...