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Diffusion is a passive process, this means that no energy is required, where there is a net movement of particles from an area of high concentration to an area of low concentration down the concentration ...

an enantiomer is two molecules that are mirror images of each other, the best way to visualise it is to draw the molecule in a tetrahedral shape around the central carbon atom, then draw a line down the p...

I think the clearest access point when starting to unpick a new text is through identifying key themes, motifs and patterns, which can be pretty easy once you know what you're looking for. There are a cou...

We know red hair is recessive, so to have red hair you must have to have two red hair alleles, therefore Ben's genotype must be rr.However, the brown hair allele is dominant, this means you can have eithe...

An adverb is a word or a phrase that either modify or describe the meaning of another adverb, an adjective or a verb.Stasera cenerò a casa (time adverb).Sono andati a giocare fuori (space adverb).Hai mang...