Struggling with your prescribed literature?
Our Literature Study Guides provide insights and analysis of themes and characters and includes guidelines for writing your exam.
the trapping of the sun's heat energy by certain gases in the atmosphere, e.g. carbon dioxide and methane that result in global warming.
single-celled floating algae, which provide food for marine animals, such as fish and whales....
primitive type of fish that lives very deep underwater and has four leg-like fins. It is thought...
the site where a nerve impulse is transmitted from one neuron to the next. There is no physical...
the windpipe or tube that carries air. It is kept open by C-shaped rings of cartilage.