Category: Science - Biology
SEEING that Professor Weismann’s theory of heredity, besides being somewhat elaborate in itself, is presented in a series of disconnected essays, originally published at different times, it is a matter of no small difficulty to gather from the present collection of them a comp...
HITHERTO we have been considering Professor Weismann’s system as it stood prior to the publication of his most recent works on _Amphimixis_ and _The Germ-plasm_, in 1891 and 189...
3. CHAPTER III.WE now proceed to examine Weismann’s theory of germ-plasm, and as this in its various developments has now become a highly complex theory, we had best begin by marking out the l...
4. CHAPTER IV.First, let it be noted that these two fundamental and distinctive postulates of the whole Weismannian system are so intimately connected as to be in large measure mutually depen...
1. CHAPTER I.SEEING that Professor Weismann’s theory of heredity, besides being somewhat elaborate in itself, is presented in a series of disconnected essays, originally published at differe...
2. CHAPTER II.I HAVE now furnished as complete a _résumé_ as seems desirable for present purposes of Weismann’s theory of germ-plasm, considered both as a theory of heredity and as a sequent...