From molecules to cells

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Presentation transcript:

From molecules to cells © 2016 Paul Billiet ODWS

The levels of organisation in cells THE CELL Membrane bound organelles CHLOROPLASTS. MITOCHONDRIA. NUCLEUS etc Supramolecular assemeblies ENZYME COMPLEXES. RIBOSOMES. CHROMOSOMES Macromolecules NUCLEIC ACID PROTEIN POLYSACCHARIDE LIPID Building blocks NUCLEOTIDE AMINO ACID SIMPLE SUGAR FATTY ACID & GLYCEROL Precursors from the environment CO2. H2O. MINERALS © 2016 Paul Billiet ODWS

Elements in living & non-living material EARTH’S CRUST HUMAN TISSUES RANK ELEMENT % 1st O 62.5000 H 60.300 2nd Si 21.2000 25.500 3rd Al 6.4700 C 10.500 4th Na 2.6400 N 2.450 5th Ca 1.9400 0.730 6th Fe 1.9200 0.266 7th Mg 1.8400 P 0.134 8th 1.4200 S 0.132 9th 0.0800 K 0.036 10th 0.0001 Cl 0.032 © 2016 Paul Billiet ODWS

Elements in living & non-living material EARTH’S CRUST HUMAN TISSUES RANK ELEMENT % 1st Oxygen 62.5000 Hydrogen 60.300 2nd Silicon 21.2000 25.500 3rd Aluminium 6.4700 Carbon 10.500 4th Sodium 2.6400 Nitrogen 2.450 5th Calcium 1.9400 0.730 6th Iron 1.9200 0.266 7th Magnesium 1.8400 Phosphorus 0.134 8th Phosporus 1.4200 Sulphur 0.132 9th 0.0800 Potassium 0.036 10th 0.0001 Chlorine 0.032 © 2016 Paul Billiet ODWS