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Kingdoms Of Life: Monerans. By: C Abry, Tudor Foote, and Billy Stone. Introduction. Welcome to the wonderful world of Monerans Monerans are Bacteria They make up more matter than all other living things on earth combined. Structure.
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Kingdoms Of Life: Monerans By: C Abry, Tudor Foote, and Billy Stone
Introduction • Welcome to the wonderful world of Monerans • Monerans are Bacteria • They make up more matter than all other living things on earth combined
Structure • Monerans have a flagellum, a cytoplasm membrane, cell wall, capsule, cytoplasm, genetic material, and a ribosome. • The blue green bacteria cell has all the same traits except for: sheath, starch granule, and photosynthetic membrane. This membrane allows it to gain energy through photosynthesis. However they don’t have Flagellum. • Monerans can come in single cells or grouped in colonies. Colonies are a group of cells that are attached. Colonies are different from multi-cellular organisms, because every cell in the colony live on there own, not depending on each other
Shapes of Bacterial Cells • The Cocci come in circular shapes that are often in chains or blobs. The average size is .5 to one micrometer. • The Bacilli are shaped like rods and often come in strings. Their normal size is approximately .5 to 20 micrometers in length. • The Spirochete comes in a spiral shape and also often are found in a chain. The average length is about 1 to 500 micrometers.
Feeding • Monerans that require oxygen for respiration are called obligate aerobes. • Monerans that don’t require oxygen for respiration are called obligate anaerobes • Facultative anaerobes can produce ATP with or without oxygen.
Reproduction • Binary Fission (Most reproduction done in this method) • DNA replicates • Membrane forms between them • Cell wall pinches into two cells • Conjugation (Somewhat like sexual reproduction) • DNA replicates • Chromosome opens • Tube forms between it and another cell • The open chromosomes goes to other cell • Tube splits • In the new cell, chromosomes exchange pieces. • New cell divides into two new cells
Reproduction continued • Spores • Used by Bacteria to survive when conditions for growth are not present • First step is the DNA replicates • One set put in resistant but inactive cell • Once conditions improve becomes a active cell
Major Phyla & Species • Monerans are Bacteria • More Bacteria matter in the world than all other living organisms combined • Aerobic/Anaerobic • Most known are the disease causing ones, but very few of them are actually harmful • Types of structures as explained before
Summary • Monerans are Bacteria • Single celled prokaryotes • Feed many ways • Binary Fission • Monerans have a one in five chance of being the coolest Kingdom
THE END ANY QUESTIONS?
Teacher Notes Additional feeding notes: Heterotrophic monerans can be saprobes (cause decay) parasites (feed off a host). Autotrophic monerans carry out photosynthesis or chemosynthesis (obtain energy from inorganic compounds. Additional structure notes: A reminder that all monerans are prokaryotic and very small. The diameter or length of bacteria cells are < 5 mm