Many bacteria are surrounded by a polysaccharide capsule, which both provides the antigens against which antibodies can act, the molecules that largely determine how virulent and pathogenic the organism and protects the main bacterial cell from the bodies defense systems.
helping to improve; promoting further development or advancement (opposed to destructive): constructive criticism. 2. of, relating to, or of the nature of construction; structural. 3. deduced by inference or interpretation; inferential: constructive permission.
forceÂ·ful (fÃ´rsâ²fÉl) adj. Characterized by or full of force; effective: was persuaded by the forceful speaker to register to vote; enacted forceful measures to reduce drug abuse. forceâ²fulÂ·ly adv. forceâ²fulÂ·ness n. forceful (ËfÉËsfÊl) adj. 1. powerful. 2. persuasive or effective. Ëforcefully adv. Ëforcefulness n. forceâ¢ful (ËfÉrs fÉl, ËfoÊrs-) adj. 1.