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, 1899 - 312 pagine |
Dall'interno del libro
Risultati 1-5 di 36
Pagina 5
... rise to such beauty . And is not the creation of the seed of a vio- let or rose something infinitely grander than the deck- ing of a flowerless plant with newly created roses ? The attainment of the highest and most diversified beauty ...
... rise to such beauty . And is not the creation of the seed of a vio- let or rose something infinitely grander than the deck- ing of a flowerless plant with newly created roses ? The attainment of the highest and most diversified beauty ...
Pagina 6
... rise to a rose seems far more difficult and greater than to have created both separately . It requires more genius , so to speak . It gives us a far higher opinion of the ground - pine ; does it disgrace the rose ? We can look ...
... rise to a rose seems far more difficult and greater than to have created both separately . It requires more genius , so to speak . It gives us a far higher opinion of the ground - pine ; does it disgrace the rose ? We can look ...
Pagina 10
... rise to a variety of the parent species . But it was denied that the variation could go on increasing indefinitely , it seemed soon to reach a limit and stop . Early in the present century Lamarck had attempted to prove that by the use ...
... rise to a variety of the parent species . But it was denied that the variation could go on increasing indefinitely , it seemed soon to reach a limit and stop . Early in the present century Lamarck had attempted to prove that by the use ...
Pagina 38
... rise to the effer- ent or motor impulses , which are conveyed by ( 3 ) a motor fibril to the corresponding muscle , exciting its contraction . But there are also nerve - fibrils connect- ing the different ganglion cells , so that they ...
... rise to the effer- ent or motor impulses , which are conveyed by ( 3 ) a motor fibril to the corresponding muscle , exciting its contraction . But there are also nerve - fibrils connect- ing the different ganglion cells , so that they ...
Pagina 39
... propel themselves through the water . These flagel- lata seem to have a rather marked tendency to form colonies . The first individual gives rise to others by division . But the division is not complete ; the PROTOZOA TO WORMS 39.
... propel themselves through the water . These flagel- lata seem to have a rather marked tendency to form colonies . The first individual gives rise to others by division . But the division is not complete ; the PROTOZOA TO WORMS 39.
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 - 1897 |
Parole e frasi comuni
advance amoeba amphibia anatomical ancestors animal kingdom annelid apes appear appetite archenteron attained become beginning better birds body brain cells cerebrum characteristics conformity to environment conscious degeneration digestion and reproduction dominant embryo embryology entoderm existence experience eyes fish functions future ganglion gastrula germ-plasm give groups higher forms highest human hydra important increase individual insect instinct intelligence jaws knowledge laws layer legs living locomotion lower mammals man's marsupial ment mental mind mode modified mollusks moral motives muscles muscular muscular system natural selection nephridia nerve nervous system never notochord nutriment organs oxygen parapodia perception 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 tion tissues true truth turbellaria unselfishness variation velopment vertebral column vertebrates volvox young