Carbon based compounds.

IB Biology: Carbon based compounds.

Beginning with a quick review of the terms; element, atom, molecule and ion this lesson answers these questions. What is so special about carbon and why is it found in the molecules in living things? What is "metabolism" and how do enzymes make bigger molecules from smaller ones and vice versa?Introduction to basic chemical ideas, atoms, molecules and ions. Simple revision notes here for non-chemists. These lead to an...


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