A: Multicellular organisms are composed of more than one cell, while unicellular organisms are a single living cell. This difference determines the size and complexity of an organism, as well as the division of labor within it. Each kind of organism has its own set of survival benefits. Continue Reading
The correct sequence of increasing biological organization is: atom, molecule, organelle, cell. Flag This Answer As Incorrect Flag Answer Incorrect. Biology - Biology 160 - Chapters 1 to 4.
Usage Note: When used as a noun, advance indicates forward movement (the advance of the army) or progress or improvement (an advance in molecular biology). Advancement is usually used figuratively to indicate promotion or movement beyond an established norm: career advancement. Unlike advance, advancement often implies the existence of an agent or outside force.