Essays: Scientific, Political, & Speculative; Vol. 2 of 3 Library Edition (1891), Containing Seven Essays not before Republished, and Various other Additions.

PART I.—THE DATA OF BIOLOGY.

Chapter 648 wordsPublic domain

1. Organic Matter. 2. The Actions of Forces on Organic Matter. 3. The Re-actions of Organic Matter on Forces. 4. Proximate Definition of Life. 5. The Correspondence between Life and its Circumstances. 6. The Degree of Life varies as the Degree of Correspondence. 7. The Scope of Biology.