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White cell (macrophage/neutrophil) detects bacteria antigen by binding to cell surface receptorsWhite cell engulfs bacteria (this is endocytosis), bacteria is held in a phagosome Lysosomes enter phagosome...
The first step is to calculate the moles of the reactant CH3CH2CH2Br. To do this you need the formula:moles = m/Mr where m is the mass in grams and Mr is the molar mass wh...
Throughout this passage, a foreboding and menacing atmosphere is masterfully evoked by Virgil. From the very first sentence of this passage we are on tenterhooks, with the delaying of the verb 'raduntur' ...
Large number of firms and consumersEach firm is a price-taker and hence has no price setting powerThe price is determined in the market by supply and demandProducts are homogenous and are therefore perfec...
x2 -x -12 = 0. Here we have rearranged the equation so that we have 0 on one side of the equation, allowing us to now factorise. (x - ...
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