A biosystematic investigation was undertaken in 15
species and three subspecies of the genus Aster, in western
North America. Previous studies had been based entirely on
external morphological features, and it was believed that
much could be learned about the natural affinities of the
taxa by exploring their cytological and...
Purposes of the Study: 1. To design an instrument for classification of
teacher-child verbal interaction formulating classroom
cognitive patterns of communication.
2. To use the designed instrument in a classroom
outside the pilot program to formulate an apparent
teacher-child cognitive pattern of communication. Securing and Treating the Data:
Information basic...