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 PHOTOSYNTHESIS

Engelmann 1894 Light, Chlorophyll and Photosynthesis

   
Experiment 1 Using Cladophora, a filamentous algae and motile oxygen sensitive bacteria

Visible Spectrum

Observation Motile bacteria sensitive to oxygen accumulate in the areas illuminated by red and blue light
Conclusion Photosynthesis, which produces oxygen, takes place in the parts illuminated by red and blue light.
   

 

© Paul Billiet 2008