The Origin of Species by Means of Natural Selection,: Or the Preservation of Favoured Races in the Struggle for LifeJohn Murray, Albemarle Street., 1891 - 432ÆäÀÌÁö |
µµ¼ º»¹®¿¡¼
85°³ÀÇ °á°ú Áß 1 - 5°³
xv ÆäÀÌÁö
... produced , chiefly by intercrossing , but likewise by variation , all our existing species . In 1826 Professor Grant , in the concluding paragraph in his well - known paper ( Edinburgh Philosophical Journal , ' vol . xiv . p . 283 ) on ...
... produced , chiefly by intercrossing , but likewise by variation , all our existing species . In 1826 Professor Grant , in the concluding paragraph in his well - known paper ( Edinburgh Philosophical Journal , ' vol . xiv . p . 283 ) on ...
xvii ÆäÀÌÁö
... produced by the conditions of life are gradual . He argues with much force on general grounds that species are not immutable productions . But I cannot see how the two supposed " impulses " account in a scientific sense for the numerous ...
... produced by the conditions of life are gradual . He argues with much force on general grounds that species are not immutable productions . But I cannot see how the two supposed " impulses " account in a scientific sense for the numerous ...
xx ÆäÀÌÁö
... produced . I may add , that of the thirty - four authors named in this Historical Sketch , who believe in the modification of species , or at least disbelieve in separate acts of creation , twenty - seven have written on special ...
... produced . I may add , that of the thirty - four authors named in this Historical Sketch , who believe in the modification of species , or at least disbelieve in separate acts of creation , twenty - seven have written on special ...
7 ÆäÀÌÁö
... produce seeds . I cannot here give the details which I have collected and elsewhere published on this curious subject ... produced a single bud with a new and sometimes widely different character from that of the other buds on the same ...
... produce seeds . I cannot here give the details which I have collected and elsewhere published on this curious subject ... produced a single bud with a new and sometimes widely different character from that of the other buds on the same ...
8 ÆäÀÌÁö
... produced year after year on the same tree under uniform conditions , has been known suddenly to assume a new ... producing nectarines , and buds on common roses producing moss - roses - we clearly see that the nature of the condition is ...
... produced year after year on the same tree under uniform conditions , has been known suddenly to assume a new ... producing nectarines , and buds on common roses producing moss - roses - we clearly see that the nature of the condition is ...
±âŸ ÃâÆǺ» - ¸ðµÎ º¸±â
ÀÚÁÖ ³ª¿À´Â ´Ü¾î ¹× ±¸¹®
accumulated adapted admit affinities allied species America analogous ancient appear beak become bees believe belonging birds breeds cause cells characters climate closely allied colour continued crossed crustaceans degree developed difficulty distinct species domestic animals doubt effects eggs embryo existing extinct extremely facts favourable female fertilised fertility flowers formation formerly forms fossil Fritz Müller genera genus geological geological period Glacial period gradations greater number habits Hence hybrids important increase individuals inhabitants inherited insects instance instincts intercrossing intermediate kind lamell©¡ larv©¡ less living male mammals manner Marsupials migration modified descendants natural selection naturalists nearly nest occasionally occur oceanic islands offspring organisation organs parent peculiar perfect pigeon pistil pollen present preserved principle probably produced quadrupeds ranked reciprocal crosses remarked resemblance rudimentary seeds sexual selection Silurian slight South America stamens sterility structure successive supposed tend theory tion variability variations varieties vary whilst whole wings young