The Whence and the Whither of Man: A Brief History of His Origin and Development Through Conformity to Environment; Being the Morse Lectures of 1895C. Scribner's Sons, 1897 - 312 pagine |
Dall'interno del libro
Risultati 1-5 di 71
Pagina ix
... seem , therefore , to be in order to show that science is now competent to deal with this question ; not that she can give a final and conclusive answer , but that we can reach results which are probably in the main correct . We may ...
... seem , therefore , to be in order to show that science is now competent to deal with this question ; not that she can give a final and conclusive answer , but that we can reach results which are probably in the main correct . We may ...
Pagina x
... seem to be a genealogical * tree of the animal kingdom . The means of tracing this genealogical tree are given in the first chapter , and the results in the second , third , and fourth chap- ters of this book . Now , for some of the ...
... seem to be a genealogical * tree of the animal kingdom . The means of tracing this genealogical tree are given in the first chapter , and the results in the second , third , and fourth chap- ters of this book . Now , for some of the ...
Pagina xii
... seem therefore to be a fact . And our series of forms described in the second , third , and fourth chapters is merely a concrete illustration show- ing how this sequence may have been evolved . The substitution of other terms in the ...
... seem therefore to be a fact . And our series of forms described in the second , third , and fourth chapters is merely a concrete illustration show- ing how this sequence may have been evolved . The substitution of other terms in the ...
Pagina xiv
... seems to us to be a chaos of forces aiding or destroy- ing good and bad , fit and unfit , alike . But our history of animal and human progress shows us successive stages , each a little higher than the pre- ceding , and surviving , for ...
... seems to us to be a chaos of forces aiding or destroy- ing good and bad , fit and unfit , alike . But our history of animal and human progress shows us successive stages , each a little higher than the pre- ceding , and surviving , for ...
Pagina xv
... seem , therefore , not only justi- fiable , but imperative to attempt such a study . Our argument is not directly concerned with modern theories of heredity , or variation , or with the " omnipo- tence " or secondary importance of ...
... seem , therefore , not only justi- fiable , but imperative to attempt such a study . Our argument is not directly concerned with modern theories of heredity , or variation , or with the " omnipo- tence " or secondary importance of ...
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 - 1896 |
The Whence and the Whither of Man: A Brief History of His Origin and ... John Mason Tyler Visualizzazione completa - 1899 |
Parole e frasi comuni
advance amoeba amphibia anatomical ancestors animal kingdom annelid apes appear appetite archenteron attained become better birds body brain cells conformity to environment conscious degeneration dominant ectoderm embryo embryology existence experience eyes fish functions future ganglion gastrula gills give groups higher animals higher forms highest human hydra important increase individual insect instinct intelligence jaws knowledge laws layer legs living locomotion lower mammals man's marsupial membrane ment mental mind mode modified mollusks moral mouth muscles muscular muscular system mutability of species natural selection nephridia nerve nervous system never notochord nutriment organs oxygen parapodia perception perivisceral cavity possible primitive probably progress protoplasm protozoa purely race reflex action reptiles result schematic worm segments selfish sense-organs sequence shell skeleton species spermatozoa stage structure struggle surface survive swimming theory of evolution tion tissues true truth turbellaria unselfishness variation velopment vertebrates volvox young