facultative /fac·ul·ta·tive/ (fak´ul-ta″tiv) not obligatory; pertaining to the ability to adjust to particular circumstances or to assume a particular role.
facultative
facultative (fak´
ltātiv),
fac·ul·ta·tive (f k  l-t  t v)adj. 1. Capable of functioning under varying environmental conditions. Used of certain organisms, such as bacteria that can live with or without oxygen. 2. Capable of occurring along various pathways or under various conditions. |
facultative
[fak′əltā′tiv]
Etymology: L, facultas, capability
not obligatory; having the ability to adapt to more than one condition, such as a facultative anaerobe. Compare obligate.
facultative (fak´
ltātiv),adj pertaining to an organism's ability to survive under different or varying environmental conditions.
facultative
not obligatory; pertaining to or characterized by the ability to adjust to particular circumstances or to assume a particular role. See also accumulator plants.
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