The fruits were stored at −20°C. In winter, branches were cut from the trees and kept in climate chambers at 20°C until bud burst and leaves from the bursting buds were used for electrophoresis. Leaf ...
THE purpose of this book is, in the words of the preface, “to present, in as simple a manner as possible, some of the results of modern research on the great questions of evolution, variation, and ...
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