A fatty acid is a carboxylic acid with a long aliphatic chain. It can be saturated or unsaturated. In order to describe correctly the fatty acid, the length of the carbon chain should be given, the number of double bonds and the exact position of the double bonds.<span />
The answer is A. An organism living at the bottom of the ocean is used to a high pressure so they cannot study them as the lower pressure kills the organisms as they reach the surface.
