domingo, 10 de abril de 2011

Virus and Monerans

  1. Virus: ia made of chromosonmes-like partsurrounded by protein coat.
  2. Host: is an organism that`provides food for a parasite.
  3. Parasite: is an organism that lives in or on another living things and get food from it.
  4. Interferon: is a chemical substance that interfers with the way viruses reproduce
  5. Vaccines: are substance made from weakened or dead viruses
  6. Bacteria: are very small, one celled monerans.
  7. Clony: is a group similar cell growing next to each other that do not depend on each other.
  8. Capsule: some bacteria have a sticky outer layer.
  9. Flagellum: some bacteria move with long, whiplike thread.
  10. Fission: is the process of one organism diving into two organism.
  11. Asexul reproduction: is the reproduvtion of a living thng from only one parent.
  12. Endospore: is a thick-walked sturcutre that forms inside the cell, enclosing all nuclear material and some cyotplasm.
  13. Saprophytes: areorganism that use deadmaterials for food.
  14. Descomposers: are living things that get their food from breaking  down dead matter into simple chemical.
  15. Koch `s postulates: are steps for proving that diases is caused by a certain microscopic organism.
  16. Communicable diases.are ones that can be passed from one organism to another.
  17. Antibiotics: are chemical substance that killor slow the growth of bacteria.
  18. Biotechnology: is the use of ling things to solve practical problems.
  19. Pasteurization: the process to heating milkto kill harmful bacteria.
  20. Blue- green bacteria. are small, one-celled monerans that contain chlorophyll and can make their own food.

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