Question: In the image above, both test tubes contain a buffer solution and DPIP. one of these test tubes contains chloroplasts and the other does not.

  • In the image above, both test tubes contain a buffer solution and DPIP. one of these test tubes contains chloroplasts and the other does not. they were both exposed to light. which test tube contains chloroplasts? in the tube with the chloroplasts has DPIP been reduced?
    Test tube A was exposed to light                  No DPIP has not been reduced 
  • Test tube A was exposed to light                 Yes DPIP has been reduced 
  • Test tube B was exposed to light                 No DPIP has not been reduced 
  • Test tube B was exposed to light                 Yes DPIP has not been reduced

A B 

A B

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