To convert a Fraction to a Decimal manually, follow these steps: 1  Step 1: Find a number you can multiply by the bottom of the fraction to make it 10, or 100, or 1000, or any 1 followed by 0s. 2  Step 2: Multiply both top and bottom by that number.
noun, plural: molecules A tiny or a very small piece (of something). (biology or biochemistry) An extremely small particle or substance, especially at cellular or structural level, as a biomolecule.
In biology, particularly in biochemistry, a molecule is used less strictly that it can also refer to any minute particle such as charged organic molecules or to substances (called biomolecules) produced and occur naturally in living organisms such as proteins, carbohydrates, DNA, etc.