1. Relating to antibiosis. 2. Prejudicial to life. 3. A soluble substance derived from a mold or bacterium that inhibits the growth of other microorganisms. 4. Relating to such an action.
broad spectrum a. an a. having a wide range of activity against both Gram-positive and Gram-negative organisms.
transport a. A substance that makes biomembranes permeable to certain ions.
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