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Both aldehydes and ketones contain a double bond between carbon and oxygen.

Aldehydes have the double bond at the end of the molecule. T...

Polymers are large molecules made from lots of repeating units called monomers.

Plastic bags, waterproof coatings on clothes and wound dressings can all be made from poly...

Both alkanes and alkenes are hydrocarbons, which means they only contain carbon and hydrogen atoms.

Alkanes are saturated hydrocarbo...

To do this, there are two rules, the Sine Rule and The Cosine Rule. 

The sine rule is a/Sin A   = b/Sin B = c/Sin C.  (the lower and uppercase are very important. The rule also stands if ...

In the first stage of Meiosis 1 - Prophase 1, after the chromosomes have coiled and condensed they ay touch each other at points known as chiasmata, and Crossing Over occurs. This is where genetic info...