Assertion: intact chloroplast | /r/HasProperty | prepared
Facets:
value: by digesting the leaves
type: MANNER
Source sentences:
text: Intact chloroplasts capable of high rates of photosynthesis can be prepared from many species, such as cereals, only by first digesting the leaves with cellulase and pectinase to obtain protoplasts and then rupturing these to release the chloroplasts.