Principles of Heredity, 2nd Edit., London, 1906, p. 35.
2.
The antithesis on which Dr. Reid insists between characters developed under the stimulus of nutrition and those developed under the stimulus of use is fallacious and misleading. Nutrition, moisture, heat, and oxygen are necessary conditions of all life: different characters develop under these same conditions, they determine the development of the organism, not of the characters; whereas a particular mode of use determines a particular character.
3.
Mr. C.C. Hurst has recently shown that dark eyes of ant shade are dominant to blue eyes, and that the two characters segregate in Mendelian fashion (Proc. Roy. Soc. 1908).
