CONTENTS 
Vll 
GENETICS 
PAGE 
The Feebly Inhibited. L Violent Temper and its Inheritance 
By C. B. Davenport 37 
The English Rabbit and the Question ofMendelian Unit-Character Constancy, 
By W. E. Castle and Phillip B. Hadley 39 
An Interpretation of Self-Sterility By E. M. East 95 
The Feebly Inhibited. II. Nomadism or the Wandering Impulse with Special 
Reference to Heredity By C. B. Davenport 120 
Growth and Variation in Maize By Raymond Pearl and Frank M. Surface 222 
Huntington's Chorea in Relation to Heredity and Eugenics. .By C. B. Davenport 283 
Inheritance in the Asexual Reproduction of Hydra Viridis. . .By K.S. Lashley 298 
Variation of Flower Size in Nicotiana ByT.H. Goods peed and R. E. Clausen 333 
Parthenocarpy and Parthenogenesis in Nicotiana ByT.H. Goodspeed 341 
Sex Ratio in Pigeons, Together with Observations on the Laying, Incubation 
AND Hatching of the Eggs . . .By Leon J. Cole and Wm. F. Kirkpatrick 354 
A Method of Obtaining Complete Germination of Seeds in Oenothera and of 
Recording the Residue of Sterile Seed-Like Structures 
By Bradley Moore Davis 360 
The Feebly Inhibited. III. Inheritance of Temperament; With Special Refer- 
ence TO Twins and Suicides By C. B. Davenport 456 
Walnut Mutant Investigations By Ernest B. Bahcock 535 
Hereditary Fragility of Bone By C. B. Davenport and H. S. Conard 537 
Variation and Inheritance in Abnormalities Occurring after Conjugation 
in Paramecium Caudatum By Ruth J . Stocking 608 
Heritable Variations and the Results of Selection in the Fission Rate of 
Stylonychia Pustulata By Austin Ralph Middleton 616 
Hereditary Anchylosis of the Proximal Phalangeal Joints. .By Harvey Gushing 621 
PHYSIOLOGY AND PATHOLOGY 
PAGE 
On the Identity of Heliotropism in Animals and Plants 
By Jacques Loeb and Hardolph Wasteneys 44 
The Basal Caloric Output of Vegetarians as Compared with that of Non- 
Vegetarians OF Like Weight and Height. .By Francis G. Benedict and Paul Roth 100 
The Influence of Athletic Training Upon Basal Metabolism 
By Francis G. Benedict and H. Monmouth Smith 102 
A Comparison of the Basal Metabolism of Normal Men and Women 
By Francis G. Benedict and L. E. Emmes 104 
The Factors Affecting Normal Basal Metabolism By Fraticis G. Benedict 105 
On the Nature of the Nerve Impulse By Shiro Tashiro 110 
A Dynamic Conception of the Organic Individual By C. M. Child 164 
Chemical and Physiological Studies of a Man Fasting Thirty-One Days 
By Francis G. Benedict 228 
The Nature of Nerve Conduction in Cassiopea By Alfred Goldshorough Mayer 270 
Retention in the Circulation of Dextrose in Normal and Depancreatized 
Animals, and the Effect of an Intravenous Injection of an Emulsion of 
Pancreas Upon This Retention By I. S. Kleiner and S. J. Meltzer 338 
ViVLDIFFUSION EXPERIMENTS ON THE AmMONIA OF THE CIRCULATING BlOOD 
By Alice Rohde 357 
The Lymphocyte as a Factor in Natural and Induced Resistance to Trans- 
planted Cancer By James B. Murphy and John J, Morton 435 
Weber's Law and Antagonistic Salt Action By Jacques Loeb 439 
