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  3. In the experiments performed by T.W Engelmann, the bacteria used accumulated in the split spectrum at

. In the experiments performed by T.W Engelmann, the bacteria used accumulated in the split spectrum at

A. green region                                               B. yellow region

C. blue and red region                                    D. infrared region

 

Best Answer

(c)

T.W Engelmann used bacteria to detect the sites of O2 evolution on a split spectrum and found that the bacteria accumulated mainly in the region of blue and red light.

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