Biology A2

Molecules and Cells

Exchange and Transport

Energy and Environment

Human Heath and Fitness

Genetics and Evolution


  • Created by: Cheta
  • Created on: 15-06-09 17:03

Molecules and Cells

Prokaryote and Eukaryote cells

their features


  • no double membran biund organelles
  • no complex organelles like Golgi
  • small ribosomes
  • flagella (for locomotion)
  • ....are very simple organisms


  • double membrane bound organelles
  • complex organelles, presence of Golgi
  • larger ribisomes
  • no flagella
  • ....complex organelles
1 of 2


Measure sizes of cells and draw to magnification

1cm = 10000micrometers

Phospholipid bilayer

2 of 2


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