The Whence and the Whither of Man: A Brief History of His Origin and Development Through Conformity to Environment; Being the Morse Lectures of 1895W. Blackwood and Sons, 1896 - 312 pagine |
Dall'interno del libro
Risultati 1-5 di 38
Pagina x
... possible to write a history of that pr But have we yet sufficient knowledge to justify an attempt ? Before the history of any period can be writte events must have been accurately chronicled . Bio ical history can be written only when ...
... possible to write a history of that pr But have we yet sufficient knowledge to justify an attempt ? Before the history of any period can be writte events must have been accurately chronicled . Bio ical history can be written only when ...
Pagina 3
... possible . The first theory is that every species is the result of an act of immediate creation . And every true species , however slightly it may differ from its nearest relative , represents such a creative act , and once created is ...
... possible . The first theory is that every species is the result of an act of immediate creation . And every true species , however slightly it may differ from its nearest relative , represents such a creative act , and once created is ...
Pagina 51
... possible but probable . But anyone who has carefully studied the different groups of worms , will , I think , readily grant that in the stage * Cf. p . 35 . of these flat worms reproduction was the dominant function , PROTOZOA TO WORMS 51.
... possible but probable . But anyone who has carefully studied the different groups of worms , will , I think , readily grant that in the stage * Cf. p . 35 . of these flat worms reproduction was the dominant function , PROTOZOA TO WORMS 51.
Pagina 52
... possible height of development . From this time on the mus- cular and nervous systems were to claim an ever - in- creasing share of the nutriment , and the balance for reproduction is to grow smaller . At the close of this lecture I ...
... possible height of development . From this time on the mus- cular and nervous systems were to claim an ever - in- creasing share of the nutriment , and the balance for reproduction is to grow smaller . At the close of this lecture I ...
Pagina 53
... possible con- cerning the animal kingdom , its prospects of attain- ing anything very lofty seem at this point poor . Its highest representative is a headless trunk , without skeleton or legs . It has no brain in any proper sense of the ...
... possible con- cerning the animal kingdom , its prospects of attain- ing anything very lofty seem at this point poor . Its highest representative is a headless trunk , without skeleton or legs . It has no brain in any proper sense of the ...
Altre edizioni - Visualizza tutto
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1896 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1897 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1899 |
Parole e frasi comuni
amoeba amphibia anatomical ancestors animal kingdom annelid apes appear appetite attained become birds body brain cavity cells cerebrum Cheaper Edition church conformity to environment conscious Crown 8vo degeneration Demy 8vo digestive dominant ectoderm embryo evolution experience eyes Fcap fish functions ganglion gastrula germ-plasm give groups higher forms highest human hydra Illustrations increase individual insect instinct intelligence laws layer legs living locomotion lower mammals man's marsupial ment mental mind mode modified mollusks moral muscles muscular natural selection nerve nervous system never notochord nutriment organs oxygen parapodia perception perivisceral Portrait Post 8vo primitive probably Professor progress protoplasm protozoa purely reflex action reproductive reptiles result schematic worm Scotland segments selfish sense-organs sequence skeleton species stage structure struggle surface survive swimming theory tion true truth turbellaria University of Edinburgh variation velopment vertebral column vertebrates vols volvox WHITHER young