Lifer example sentences

mellifera, has also been brought in to increase yield of honey.Cells in this stage remain metabolically active but no longer proliferate unless called on to do so depending on the requirement of the organism.Skoog and his co-workers observed that from the internodal segments of tobacco stems the callus (a mass of undifferentiated cells) proliferated only if, in addition to auxins the nutrients medium was supplemented with one of the following: extracts of vascular tissues, yeast extract, coconut milk or DNA.