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RNA is single stranded whereas DNA is double stranded RNA has uracil whereas DNA has thymine RNA contain the pentose sugar ribose whereas DNA has deoxyribose

The behavioural treatment for phobias consists of two forms of therapy, which both aim to break the link between the phobia and the feared resonse. The first type is flooding; this is a quick and intense ses...

So most people rely on the simple Point, Evidence, Explain or PEE structure when writing essays. In order to get those higher marks, however, you need to use a more sophisticated structure than that. The one...

A chemical reaction will only occur if the molecules collide with enough energy, when you apply heat to a reaction you're giving the molecules more energy so when they collide they're more likely to react. A...

I spent some time working in a factory that made car parts recently and it is a good example of the different kinds of averages. This factory received about 100 orders a week. We could ship roughly 30 of the...