Tradescantia pallida – influence of light

Anthocyanines – detector 535nm



Chlorophyll – detector 450 nm



cultivation

           anthocyanine-peak areas – fresh material

light

                                                                                                          44.7

dark

                                                                                                           9.9



cultivation

           chlorophyll- peak areas – fresh material

light

                                                                                                          92.6

dark

                                                                                                         102.5


Summary: The content of anthocyanins increases together with increasing intensity of light.


Task: Calculate the relative concentration of anthocyanins and chlorophyll in dry mass and
expressed it graphically.