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Enzyme activity is dependent on five different factors. These include temperature, pH, concentration of substrate, concentration of inhibitor and concentration of the enzyme itself. Firstly, most enzymes ...

An enzyme is a biological catalyst that enables reactions to occur by decreasing the activation energy they need. Not only would certain reactions not take place without the enzyme, they are also importan...

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All human body cells have 23 pairs of chromosomes (46 total), 22 pair of autosomes and 1 pair of sex chromosomes.

However, sperm and egg cells only have one set of chromosomes (23 total).

The Abbey of Saint Denis was rebuilt from 1135 - 1144 under the watchful eye of its abbot, Suger, a schoolfellow of the King. Although Saint Denis' position in the evolution of Gothic architecture is disp...