e.      SUMMARY TIME ANSWERS: 

          (10)   The reason that ALL the plants were initially white was the lack of   L I G H T
                    necessary for the production of   C H L O R O P H Y L L  

          (11)  Once sufficient light was given to these young plants,  about _3_/_4_ (a fraction) of the
                   seedlings, having one or more genes to make chlorophyll (genotypes  C C  or  C c)
                   made this pigment and the seedling after a few days then turned  G R E E N.
                 
            Click here for the answers to the Summary

 

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