Cells - Biology ks3

Specialised Cells
1. They have features that make them more suited to its job/purpose
2. Red Blood Cell
  1. Function
    1. Carry Oxygen around the body
  2. Adaptation
    1. No nucleus, and it has a large surface area
3. Nerve Cell (Neuron)
  1. Function
    1. Transmit and store information
  2. Adaptation
    1. They have many connecting branches
4. White Blood Cell
  1. Function
    1. Engulf and destroy bacteria
  2. Adaptation
    1. Their cytoplasms can flow, so they can move around more easily
5. Ciliated Windpipe Cell
  1. Function
    1. Keep the trachea (throat) clear of things like dust
  2. Adaptation
    1. They have tiny hairs that move from side to side to brush dust away
6. Sperm Cell
  1. Function
    1. To fertilise egg cells
  2. Adaptation
    1. Has a powerful tail and is streamlined
Plant Cells
1. What it has
  1. Nucleus
    1. Control centre of a cell
  2. Cytoplasm
    1. Liquid where chemical reactions happen
  3. Cell Membrane
    1. Surrounds the cell and controls what can enter and leave it
  4. Chloroplast
    1. Contains the chemicals required for chemical reactions.
  5. Vacuole
    1. Full of sap
  6. Cell Wall
    1. Supports the cell
Animal Cells
1. What it has
  1. Nucleus
    1. Control centre of the cell
  2. Cytoplasm
    1. Liquid where chemical reactions take place
  3. Cell Membrane
    1. Surrounds the cell and controls what goes in and out.
Tissues/Organs etc
1. Organs
  1. Heart
    1. What is it made of?
      1. muscle tissue
      2. fat tissue
      3. blood
      4. nervous tissue
      5. cartilege
  2. Kidney
  3. Intestines
  4. Lungs
  5. Brain
2. An organ system is a number of organs connected together to complete one process.

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Cells - Biology ks3

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	Created by Ellen Billingham over 8 years ago

	Copied by tishathome over 8 years ago