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U8L2 Bacteria;
Bacteria terms.
Question | Answer |
---|---|
antibiotic | a chemical that can destroy bacteria and other microorganisms |
carotenoid pigments | a pigment ranging in color from yellow to red; helpful in capturing the Sun's light energy for use in photosynthesis |
conjugation | an act of fertilization involving the transfer of cell contents to another cell; usually occurs in simpler organisms |
cyanobacteria | single-celled photosynthetic bacteria |
flagella | whip-like cell extensions that give the cell motility |
mucilaginous sheath | a gelatin-like coating commonly found in the cyanobacteria |
nitrogen fixation | process by which certain bacteria in the soil convert nitrogen gas into ammonia and ammonium |
pathogen | a disease-causing organism; a germ |
rickettsia | disease-causing microorganism intermediate between bacteria and viruses |
transduction | the transferring of genetic material from one organism to another by means of a virus carrier |
transformation | when DNA is transferred from one organism to another directly |
vector | a carrier of pathogens from one organism to another |