Darwin and His Critics: The Darwinian Revolution

acquired characters adapted admit Alfred Russel Wallace animals and plants appears argument Asa Gray believe Bible biological biologist botanist breeding Butler cause cells century changes CHAPTER Charles Darwin chromosomes conception conclusion creative Darwinian descent developed distinct doctrine domesticated animals doubt earth effects English Erasmus Erasmus Darwin Essay evidence evolutionary evolutionist explanation extinct facts favour fittest forms genetics geological geologist Herbert Spencer heredity Hooker Huxley hypothesis important increase influence inheritance Lamarck Lamarckian laws less Linnean Society living means Mendel mind modification mutability mutations natural selection naturalists Neo-Darwinians Neo-Darwinism never offspring operation organic evolution Origin of Species period phenomena physical present principle produced question race Samuel Butler scientific scientists sexual selection Sir Charles Lyell special creation structure struggle for existence survival theory of evolution theory of natural tion transmutation true truth University variation varieties Wallace Weismann whole William Bateson York