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When cells divide by cytokinesis the nucleus also has to divide so that each new cell contains a nucleus with a complete copy of all of the genetic information. DNA replication therefore needs to ensure t...

This is a homogeneous second order equation with constant coefficients, so all we need to do is find the complementary function: We write: m²+2m-3=0 which has solutions m=1 or m=-3 We have two ...

As a foundation for the speaking exam, it's important to have solid content knowledge so that you have an immediate supply of points to make which come naturally, whatever question you're asked. You can f...

Firstly let's define Price Elasticity of Demand (PED): PED is the responsiveness of demand to a change in price.

In the real world, Uber is a great example, on a Saturday night demand for Uber ofte...

1. Bien que l'environnement soit un grand problème, la plupart des gens ne se sentent pas concernés. 2) Puisque nos ressources sont tellement limitées, nous ne devrions pas les gaspiller. 3) J'ai peur ...