any toxin that kills bacteria
a toxin produced by bacteria
to change in composition by means of bacteria.
singular of bacteria. ubiquitous one-celled organisms, spherical, spiral, or rod-shaped and appearing singly or in chains, comprising the Schizomycota, a phylum of the kingdom Monera (in some classification systems the plant class Schizomycetes), various species of which are involved in fermentation, putrefaction, infectious diseases, or nitrogen fixation. Contemporary Examples Pertussis, or “whooping cough,” is caused […]
the presence of bacteria in the urine. noun the presence of bacteria in the urine bacteriuria bac·te·ri·u·ri·a (bāk-tēr’ē-yur’ē-ə) n. The presence of bacteria in urine.
any of the rod-shaped or branched bacteria in the root nodules of nitrogen-fixing plants. Also, bacteroidal. resembling bacteria. adjective resembling a bacterium noun any rodlike bacterium of the genus Bacteroides, occurring in the gut of humans and animals