Recap

• Which organ takes air into the body?

  The lungs
• Which organ pumps blood around the body?

  Heart
• Which cell structure surrounds every kind of cell?

  Cell membrane
• Where is DNA stored?

  Within he nucleus for eukaryotic cells and the cell of prokaryotic cells
• What gas does the body need?

  Oxygen
• What gases do the body get rid of

  Water vapour/carbon dioxide
• What does 'releasing carbon dioxide through diffusion' mean?

  It moved from an area of high concentration (inside cell) to an area of low concentration (outside cell)
• What is glucose?


  C⁶H¹²O⁶-sugar