 | Michael Ruse - 2003 - 392 páginas
...become so inordinately great that no country could support the product. Hence, as more individuals are produced than can possibly survive, there must...physical conditions of life. It is the doctrine of Malthus applied with manifold force to the whole animal and vegetable kingdoms; for in this case there... | |
 | Anthony Sanford, Philip Nicholas Johnson-Laird - 2003 - 302 páginas
...become so inordinately great that no country could support the product. Hence, as more individuals are produced than can possibly survive, there must...physical conditions of life. It is the doctrine of Mai thus applied with manifold force to the whole animal and vegetable kingdoms; for in this case there... | |
 | Barbara Harlow, Mia Carter - 2003 - 852 páginas
...become so inordinately great that no country could support the product. Hence, as more individuals are produced than can possibly survive, there must...physical conditions of life. It is the doctrine of Malthus applied with manifold force to the whole animal and vegetable kingdoms; for in this case there... | |
 | Maria K. Bachman, Don Richard Cox - 2003 - 424 páginas
...change occurs because competition for resources pits the strong against the weak: "as more individuals are produced than can possibly survive, there must...distinct species, or with the physical conditions of life."29 This "struggle for existence" guarantees that "individuals having any advantage, however slight,... | |
 | Robert Nadeau - 2003 - 278 páginas
...the Species, Darwin is more specific about the character of this war: "There must be in every case a struggle for existence, either one individual with...distinct species, or with the physical conditions of life."5 All of these assumptions are apparent in Darwin's definition of natural selection: If under... | |
 | Henry C. Plotkin - 2003 - 324 páginas
...him a problem, for his arguments were couched in terms of the individual. He wrote, for example, that 'there must in every case be a struggle for existence,...individual with another of the same species, or with individuals of different species'. The entity that gains from such struggle is the individual, whose... | |
 | Martin V. Butz - 2002 - 418 páginas
...in EYEIJ ¿ ¿E ¿ ¿tfU¿1E for ¿AiItEA¿¿ ¿ith¿i ¿ iDthYig¿g1 ¿1Ili ¿nornii of the iain¿ species, or with the individuals of distinct species, or with the physical conditions of life. (Darwin, 1859, p. 117) Besides the so influential proposition ofDarwin back then still causing passionate... | |
 | Elizabeth Grosz - 2004 - 330 páginas
...and individuals to compete with each other for increasingly limited resources: "As more individuals are produced than can possibly survive, there must...distinct species, or with the physical conditions of life . . . There is no exception to the rule that every organic being naturally increases at so high a rate... | |
 | Timothy Shanahan - 2004 - 354 páginas
...level of individual organisms. It seems quite clear that when Darwin writes "Hence, as more individuals are produced than can possibly survive, there must...species, or with the physical conditions of life" (Darwin 1859, p. 63), the struggle being described is between individual organisms. He was even willing... | |
 | Grace Jantzen - 2004 - 406 páginas
...inevitably follows from the high rate at which all organic beings tend to increase. ... As more individuals are produced than can possibly survive, there must...species, or with the physical conditions of life. (Darwin 1968: 116-17) Darwin's reference here to 'physical conditions of life' suggests that the struggle... | |
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Hence as more individuals are produced than can possibly survive, there must in every case be a struggle for existence, either one individual with another of the same species, or with the individuals of distinct species, or with the physical conditions... 
