Nature, Volume 63Sir Norman Lockyer Macmillan Journals Limited, 1900 |
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Página 198
... characters may be paraphrased thus - Secondary sexual characters appear to be , on critical examination , the result of direct mechanical action upon the individual ; therefore we must believe that these characters have been so produced ...
... characters may be paraphrased thus - Secondary sexual characters appear to be , on critical examination , the result of direct mechanical action upon the individual ; therefore we must believe that these characters have been so produced ...
Página 202
... character , have not similar characters been developed in other species to which they might be equally useful ? It appears to be again necessary to point out ( 1 ) that it is not part of the Darwinian theory to suppose that every ...
... character , have not similar characters been developed in other species to which they might be equally useful ? It appears to be again necessary to point out ( 1 ) that it is not part of the Darwinian theory to suppose that every ...
Página 252
... characters to the male and the Darwinian view to fail ? Surely it is obvious that Darwin's theory merely assumes that variations have occurred which from the first were limited in development as the characters are , while my theory is ...
... characters to the male and the Darwinian view to fail ? Surely it is obvious that Darwin's theory merely assumes that variations have occurred which from the first were limited in development as the characters are , while my theory is ...
Índice
Conroy Sir John F R S Death of 186 Curtius Prof New General Method of Preparing Aromatic | 14 |
Halfseconds Pendulums Mr Watson 195 | 15 |
Cooperation in Observing Variable Stars Prof E C Picker Cygnus New Variable in 2 1901 Dr T D Anderson 502 | 29 |
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Academy acid Africa alternating current animals appears argon birds British cent characters chemical Cirillo College colour contains curves described direction Domenico Cirillo effect electrical engineering exhibited expedition experiments fact gases Geological German give given glass heat helium Huxley hydrogen illustrated important India indigo Institute interest investigation J. J. Thomson laboratory Lamarckian larvæ lectures light lines liquid London magnetic malaria mathematical matter Maurice Lévy Mauritius means ment method Museum natural November observations Observatory obtained origin oscillograph paper photographs physical plants practical present Prize produced Prof proteids published R. I. Pocock rainfall rays recent record regard remarkable rocks Royal Society scientific sewage solar South South Wales species specimens spectrum stars surface temperature theory tion tube University Variable Stars variations volume W. T. Blanford Zoological