CHAPTER VIII 



HEREDITY IN MAN 



In the chapters dealing with the various aspects 

 of heredity in general, a number of instances have 

 been given illustrating inheritance of various cha- 

 racters in man, and the province of this concluding 

 chapter will be to collect and add to these cases, so 

 as to sketch the general outlines of what is known 

 of human inheritance. It has been seen that as man 

 differs in no important way in his bodily characters 

 from the other mammalia, so the laws governing the 

 variation and transmission of those characters are 

 the same as are found throughout the animal and 

 vegetable kingdoms wherever they have been in- 

 vestigated ; and further that the 'mental and moral' 

 attributes of man, which presumably are correlated 

 with physical structures, are inherited no less strongly 

 than the bodily features themselves. When investi- 

 gated by the biometric methods, the stature, span, 

 length of fore-arm, eye-colour, and certain other 

 physical characters or measurements, are found to 



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