Cells and cell structure- Human and animal cells 0.0 / 5 ? BiologyCells, tissues and organsGCSEAQA Created by: Tutku.DoganCreated on: 26-01-14 21:54 Nucleus Controls cell activity 1 of 5 Cytoplasm Where most chemical reactions take place 2 of 5 Cell membrane Controls the passage of substances going in and out the cell 3 of 5 Mitochondria Structures in the cytoplasm where O2 is used & most the energy is released during respiration 4 of 5 Ribosomes Where photosynthesis takes place. (All the proteins needed in the cell are made here) 5 of 5
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