5.4  Fats

1. Fat: a type of organic carbon compound which contains carbon, hydrogen and oxygen elements

2. Similatities of saturated fats and unsaturated fats

  • organic compounds containing carbon, hydrogen and oxygen
  • do not dissolve in water
  • important source of fattty acids in the body

3. Differences of saturated fats and unsaturated fats

Saturated fats Perbezaan Unsaturated fat
Animals Source Plants
Solid State at room temperature Liquid
High  Melting point Low
Maximum Number of hydrogen atoms in the molecule Not maximum
Not possible  Addition of hydrogen atoms to molecule Possible

4. Effects of eating food containing excessive fats on health

  • gallstones and jaundice
  • cholesterol deposited in the inner wall of arteries and atherosclerosis