Kingdom Monera

King­dom Mon­era

• Bac­te­ria:
  • Sole mem­bers of King­dom Mon­era.
  • Most abun­dant microor­gan­isms on Earth.
  • Ubiq­ui­tous (found almost every­where):
    • Soil
    • Extreme habi­tats (hot springs, deserts, snow, deep oceans)
    • On/in oth­er organ­isms as par­a­sites
• Bac­te­r­i­al Shapes:
  • Coc­cus (coc­ci): Spher­i­cal
  • Bacil­lus (bacil­li): Rod-shaped
  • Vib­ri­um (vib­rio): Com­ma-shaped
  • Spir­il­lum (spir­il­la): Spi­ral

• Char­ac­ter­is­tics:
  • Sim­ple struc­ture, but com­plex behav­ior.
  • Meta­bol­ic diver­si­ty:
    • Autotroph­ic: Syn­the­size their own food from inor­gan­ic sub­strates.
      • Pho­to­syn­thet­ic autotrophs (use sun­light)
      • Chemosyn­thet­ic autotrophs (use chem­i­cals)
    • Het­erotroph­ic: Major­i­ty of bac­te­ria; obtain food from oth­er organ­isms or dead organ­ic mat­ter.