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It is important when answering a question at A-Level English Literature to be able to define the key terms of the question in your introduction. Therefore, it would be useful to learn off a few of these l...

Aeneas is presented like a hunter here: the stag is a prey animal so Aeneas becomes the predator. Aeneas kills seven stags, having just landed in Carthage - he is the foreigner, the 'gues...

Calcium ions (Ca²⁺) have the same charge as magnesium ions (Mg²⁺) but Ca²⁺ ions have a larger ionic radius (as ionic radius increases down the group). This means Ca^2+...

Step 1: Nitration of benzene Benzene + conc. H₂SO₄ + conc. HNO₃ with heat & under reflux --> Nitrobenzene Step 2: Reduction of nitrobenzene Nitrobenzene + tin + con...

The vaccine contains antigens of the virus. When injected, these antigens are recognised by macrophages which engulf the antigen and present the antigens on their surface. Once the antigens are presented,...