CONTENTS OF VOL. I. 



PART I. THE DATA OF. BIOLOGY. 



CHAP. PAOB! 



I. ORGANIC MATTER ,,. . 3 



II. THE ACTIONS OF FORCES ON ORGANIC MATTER .... 27 



III. THE RE-ACTIONS OF ORGANIC MATTER ON FORCES .... 45 



III*. METABOLISM 62 



IV. PROXIMATE CONCEPTION OF LIFE . . . . . .' _, . . 78 



V. THE CORRESPONDENCE BETWEEN LIFE AND ITS CIRCUMSTANCES . 91 



VI. THE DEGREE OF LIFE VARIES AS THE DEGREE OF CORRESPOND- 

 ENCE . . . . . . _ , f .101 



VI\ THE DYNAMIC ELEMENT IN LIFE . . . . . , .111 



VII. THE SCOPE OF BIOLOGY . . . . . . . . 124 



PART IL THE INDUCTIONS OF BIOLOGY. 



I. GROWTH . . . . 135 



II. DEVELOPMENT . . . . . . . . .162 



II\ STRUCTURE ' . , .181 



III. FUNCTION 197 



IV. WASTE AND REPAIR 213 



V. ADAPTATION . . . ... . ' .^ , .227 



VI. INDIVIDUALITY . . . . 244 



VI\ CELL-LIFE AND CELL-MULTIPLICATION 252 



VII. GENESIS i ; ' 269 



VIII. HEREDITY 301 



IX. VARIATION 320 



X. GENESIS, HEREDITY, AND VARIATION 336 



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