CONTENTS OF VOL. L 



PAET I.— THE DATA. OE BIOLOGY. 



CHAP. pass 



I. — ORGASTIC MATTER . . . . . . . . 3 



II.— THE ACTIONS OE EORCES ON ORGANIC MATTER . . "26 



III. — THE RE-ACTIONS OE ORGANIC MATTER ON EORCES 42 



IV. — PROXIMATE DEEINITION OE LIEE . . . . 59 



Y. THE CORRESPONDENCE BETWEEN LIEE AND ITS CIR- 

 CUMSTANCES . . . . . . 72 



VI. — THE DEGREE OE LIEE YARIES AS THE DEGREE OE 



CORRESPONDENCE . . . . 82 



VII. THE SCOPE OE BIOLOGY . . . . M 



PAET II.— THE INDUCTIONS OF BIOLOGY. 



I. — GROWTH 



II. DEVELOPMENT 



III. EUNCTION 



IY. WASTE AND REPAIR 



V. — ADAPTATION , . 



107 



133 



153 

 169 

 1S4 



