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There are three ways of asking questions in French, and you must choose the right form according to the context and the person you are speaking to.The easiest and most used way, especially in spoken Frenc...

Aerobic respiration is the controlled released of energy in cells by converting organic molecules into ATP. It invovles the reduction and oxidation of electron carriers. Firstly the link reaction occurs w...

Annotated diagram of a sarcomere. Explaining the key steps

First, read the question and identify what it is asking you to do. Then decide what your argument is going to be e.g. if the question is asking you to assess the importance of the Russo-Japanese war to th...

Colour arises due to partially filled d-orbitals. D-orbitals are split into two sub-orbitals with slightly different energies. When an electron in the lower energy d sub-orbital absorbs light, it moves up...