under the same light conditions , species which accumulated mainly monovinyl protochlorophyllide at night appeared to form chlorophyll preferably via monovinyl protochlorophyllide.these results were interpreted in terms of : ( a ) a differential contribution of monovinyl and divinyl protochlorophyllide to chlorophyll formation at daybreak in various plant species ;
C0008260
chlorophyll
C0033715
monovinyl protochlorophyllide