Martes, Setyembre 27, 2011

Animal Cells

Animal cells are the cells that can be found in the animals and the human body. A group of cells form tissues.

Parts of the Animal cell

  1. Flagellum are the locomotion organelles present in some animal cells; composed of a duster of microtubules within an extension of the plasma mebrane
  2. Centrosome is the region where the cell's microtubules are intiated; contains a pair of centrioles 
  3. Microvilli are projections that increase the cell's surface area
  4. Cytoskeleton reinforces the cell's shape; cellular locomotion; components are made up of protein. This includes the Microtubules, Microfilaments, and Intermediate filaments.
  5. Mitochondrion is the organelle where ATP is produced and where cellular respiration occurs.
  6. Peroxisome is the organelle with various specialized metabolic functions; produces hydrogen peroxide as a by-product and converts it to water
  7. Lysosome is a digestive organelle where macromolecules are hydrolyzed
  8. Golgi Apparatus is the organelle active in synthesis, modification, sorting, and secretion of cell products
  9. Ribosomes are organelles that are responsible for protein poduction
  10. Cell Membrane/Plasma Membrane is the membrane that encloses the cell and protects it from unwanted substances. This also regulates what goes in and out of the cell.
  11. Endoplasmic reticulum is the network of membranous sacs that is active in synthesis and has rough and smooth regions according to the ribosomes studded on them.
  12. Nucleus- contain the DNA and genetic information of the cell.
  • Nuclear envelope is the double membrane enclosing the nucleus
  • Nucleolus is the structure involved in the production of ribosomes
  • Chromatin is the material consisting of DNA and proteins



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