 | Nicholas S. Thompson, François Tonneau - 2001 - 346 páginas
...are born than can possibly survive: and as. consequently. there is a frequently occurring Struggle for Existence. it follows that any being. if it vary...chance of surviving. and thus be naturally selected" (1859. p. 5). Darwin made it plain. in this initial statement and in all his subsequent writings. that... | |
 | Patrick R. Hof, Charles V. Mobbs - 2001 - 960 páginas
...substantially increasing burden of those disorders? Charles Darwin (1859) deduced that in the "struggle for existence, it follows that any being, if it vary...varying conditions of life, will have a better chance of survival." Accordingly, survival is not random, and competition for survival will result in "survival... | |
 | Izabella Nowakowa, Leszek Nowak - 2000 - 546 páginas
...recurring struggle for existence. it follows that any heing. if it vary however slightly in any mansier profitable to itself. under the complex and sometimes varying conditions of life. will have a hetter chance of surviving. and thus he naturally selected. From the strong principle of inheritance.... | |
 | Robert Stuart Reifel - 2001 - 450 páginas
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 | Niles Eldredge - 2001 - 228 páginas
...are born than can possibly survive; and as, consequently, there is a frequently occurring Struggle for Existence, it follows that any being, if it vary...chance of surviving, and thus be naturally selected, (p. 5) In other words, Darwin saw that organisms compete for resources (mostly food — his "Struggle... | |
 | Robert Stuart Reifel - 2001 - 450 páginas
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 | Michael Redhill - 2001 - 94 páginas
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 | Richard Whittington - 2001 - 168 páginas
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 | Biological Sciences Curriculum Studies - 2002 - 164 páginas
...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. (C. Darwin, 1859, page 3) A primary source is the original work in which a specific piece of information... | |
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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... 
