Specialised cells ppt

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Specialised cells ppt

  1. 1. Sperm cell•Designed to Head contains enzymes & nucleusFertilise eggs. •Found in the Testes Tail•A sperm is small and hasa long tail that provides • The head containsmovement so it can swim special chemicals whichand find an egg cell. allow it to digest into an egg cell and join with it.
  2. 2. Egg (Ovum) CellCytoplasm containing yolk • Designed to be Fertilised. • Found in the Ovaries. • An egg cell is large and bulky. • Contains yolk whichLayer of jelly provides a large food store for the new cell being Nucleus formed.
  3. 3. Palisade Cell• Designed for Photosynthesis Nucleus• Found in the top of a leaf• Packed with chloroplasts to help make plant food. Chloroplasts
  4. 4. Root Hair Cell• Designed for Vacuole •Thin cell wall absorbing. makes it easy for minerals to pass through. thin cell wall•Has a largesurface which Cell membranehelps it toabsorb water •Found in a plant root.and minerals.
  5. 5. Nerve Cell (neurone)Nucleus•They are long•They have connections at each end•Can carry electrical signals•Their job is to carry nerve impulses to differentparts of the body.
  6. 6. Red Blood Cell•Designed to carry oxygen•Found in blood•Large surface area•Contains a special chemical to hold oxygen•Has no nucleus

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