...have accomplished a large part of our goal. 1 Natural Selection and Fitness Afterthe "Force" Metaphor I HAVE CALLED THIS PRINCIPLE, BY WHICH EACH SLIGHT...USEFUL, IS PRESERVED, BY THE TERM OF NATURAL SELECTION. CHARLES DARWIN, ON THE ORIGIN OF SPECIES Natural selection is often conceived of as a "force" that...

...modest guise, as did Charles Darwin in defining his new mechanism of evolutionary causality in 1859: "I have called this principle, by which each slight variation, if useful, is preserved, by the term Natural Selection." Natural selection is an immensely powerful yet beautifully simple theory that has...

...of the key challenges to the interpretation of putative signals of selection in human populations. "I have called this principle, by which each slight...useful, is preserved, by the term of Natural Selection." On the Origin of Species (1859), Charles Darwin Many of the chapters in this book have focused either...

...Darwin himself paid proper tribute in a statement added to later editions of The Origin of Species: "I have called this principle, by which each slight variation, if useful, is preserved, by the term Natural Selection. . . . But the expression often used by Mr. Herbert Spencer of the Survival of the...

...need to appreciate the human sciences. 27 THE CONSEQUENCES OF OUR GENETIC EVOLUTION I have called the principle, by which each slight variation, if useful, is preserved by the term Natural Selection. — CHARLES DARWIN, The Origin of Species (1859) TO START OUR INSIGHTS INTO EMOTI-SUASION...

...THE NE.IOT ACTUALLY WORKED! Г WANT TO 60 TO CNCLOPS I MADE |T HERE AND TRRGfïttUG Evolving Eyes "7 have called this principle, by which each slight variation, if useful, is preserved, by the term Natural Selection " -Charles Darwin, from On the Origin of Species "How extremely stupid for me not...

...the closest competition with each other, the struggle will generally be most severe between them." " Of the many individuals of any species which are periodically...slight variation, if useful, is preserved, by the term Natural Selection." "A struggle for existence inevitably follows from the high rate at which all organic...

...generally be inherited by its offspring. The offspring, also, will thus have a better chance of surviving I have called this principle, by which each slight...is preserved, by the term of " natural selection." ' (Page 61.) But as it appears that the struggle is most severe between, nearly allied varieties or...

...tend to ihe preservation o( that indittidual, and will generally be inherited by its offspring. ... I have called this principle by which each slight variation, if useful, is preserved, by the term natural selection, in order to mark its relation to man's power of selection." And who will not recognize...

...children than in adults. Table 10, and the notes that follow, classify anaemia by aetiology. ^, ., JM" 'I have called this principle, by which each slight variation, if useful, is preserved, by the term natural selection.' Charles Darwin. TABLE 9 CONCENTRATION OF HB IN BLOOD BY AGE Age Lower limit of...