 | 1860 - Страниц: 860
...species are born than can possibly survive, and as consequently there is a frequently-recurring struggle for existence, it follows that any being, if it vary,...chance of surviving, and thus be naturally selected.' We learn in this passage that 'the beings are said by Mr. Darwin to be selected by nature to survive'... | |
 | 1860 - Страниц: 910
..."are born than can possibly survive; and as, consequently there is a frequently recurring struggle for existence, it follows that any being, if it vary,...to itself, under the complex and sometimes varying condition» of life, will have a better chance of surviving, and thus be naturally rlfcttd. From the... | |
 | 1860 - Страниц: 890
...are born than can possibly survive, and as, consequently, there is a frequently recurring struggle for existence, it follows that any being, if it vary...manner profitable to itself, under the complex and somctimes varying conditions of life, will have a bctter chance of surviving, and thus be naturally... | |
 | Charles Darwin - 1861 - Страниц: 470
...are born than can possibly survive ; and as, consequently, there is a frequently recurring struggle for existence, it follows that any being, if it vary...to itself, under the complex and sometimes varying con ditions of life, will have a better chance of surviving, ano thus be naturally selected. From the... | |
 | 1866 - Страниц: 694
...consequently, there is a frequently recurring struggle for existence, it follows that any being, if it varies, however slightly, in any manner profitable to itself,...thus be naturally selected. From the strong principle ot inheritance, any selected variety will tend to propagate its new and modified form." p. 12. From... | |
 | 1873 - Страниц: 544
...species are born than can possibly survive ; and as consequently there is a frequently recurring struggle for existence, it follows that any being, if it vary...chance of surviving, and thus be naturally selected." In a few words, Mr. Darwin's theory is the old-fashioned theory of Maltlms pressed to its utmost limits,... | |
 | Lucius Edwin Smith, Henry Griggs Weston - 1873 - Страниц: 522
...possibly survive; and, as consequently, it follows that any being, if it vary however slightly in a manner profitable to itself under the complex and...varying conditions of life, will have a better chance for surviving, and thus be naturally selected. From the strong principles of inheritance, any selected... | |
 | Henry Coke - 1883 - Страниц: 328
...are born than can possibly survive, and as, consequently, there is a frequently recurring struggle for existence, it follows that any being, if it vary,...to itself, under the complex and sometimes varying 1 Principles of BMogy, § 161. * Hid., § 162. VOL. I. K conditions of life, will have a better chance... | |
 | 1885 - Страниц: 520
...legbones in the domestic duck. Now, Darwin distinctly states, " Any heing if it vary honeter tlightly in any manner profitable to itself under the complex and sometimes varying conditions of existence will have a better chance of surviving and will thus be naturally selected." This, as italicised,... | |
 | Alfred Williams Momerie - 1887 - Страниц: 352
...are born than can possibly survive, and as, consequently, there is a frequently recurring struggle for existence, it follows that any being, if it vary, however slightly, in a manner profitable to itself under the complex conditions of life, will have a better chance of surviving,... | |
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As many more individuals of each species are born than can possibly survive ; and as, consequently, there is a frequently recurring straggle for existence, it follows that any being, if it vary however slightly in any manner profitable to itself, under... 
