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An alpha particle has a much larger volume than a β particle, so when passing by an atom it is more likely to collide with an electron and knock it out of the atom causing the atom to be ionised (meaning ...
200nm
Atkinson and Shiffrin's Multi Store Model (1968) describes how information is encoded by passing through 3 memory 'stores' . Visual and audible information enters the Sensory Stor...
The nucleus contains all the DNA of a cell. RNA polymerase converts the DNA of the gene corresponding to the desired protein into RNA. The RNA is transported to the rough ER where it is translated into an...
First it is important to define a representative sample. A representative sample should have a mean very close to the entire population being sampled, i.e. you are able to account for the natural variatio...
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