Individual living system (e.g. a single plant).
Any living thing capable of performing all of life processes.
Any single plant, animal, bacterium, fungus or other living thing.
Individual animal, plant, microorganism, or cell capable of carrying on life functions.
Any living thing, which may consist of a single cell or a group of differentiated but interdependent cells.
Any living thing, plant or animal. An organism may be unicellular (bacteria, yeasts, protozoa) or multicellular (all complex organisms including humans).
A solitary and self-sufficient entity, encompassing various life forms such as bacteria, plants, or animals.
A broad expression denoting an individual creature or plant. Disease-causing microorganisms encompass bacteria and viruses.