| Thomas Smyth - Monogenism and polygenism - 1850 - 442 pages
...when completed ; in some this being very simple, in others extremely complicated.^ 4. An animal is more perfect in proportion as its relations with the external world are more varied, in consequence of its more perfect senses and capacity for motion. || 6. Every separate organ is found... | |
| Louis Agassiz, Augustus Addison Gould - Physiology, Comparative - 1851 - 478 pages
...more or less extended, — its own peculiar office in the economy of nature ; and is perfectly adapted to fulfil all the purposes of its creation, beyond...words, the more numerous its functions are. Thus, a quadruped, or a bird, which has the five senses fully developed, and which has, moreover, the faculty... | |
| Arts - 1852 - 436 pages
...operation; in others, extremely complicated, and capable of exercising a great variety of functions. In this physiological point of view, an animal may...words, the more numerous its functions are. Thus, a quadruped, or a bird, which has the five senses fully developed, and which has, moreover, the faculty... | |
| James Orton - Zoology - 1877 - 418 pages
...Function is the test of worth. Not mere work, howeverj for we must consider its quality and scope. An animal may be said to be more perfect in proportion as its relations to the external world are more varied, precise, and fitting. Complexity of organization, variety, and... | |
| James Orton - Anatomy, Comparative - 1883 - 424 pages
...Function is the test of worth. Not mere work, however; for we must consider its quality and scope. An animal may be said to be more perfect in proportion as its relations to the external world are more varied, precise, and litting. Complexity of organization, variety, and... | |
| James Orton, Charles Wright Dodge - Zoology - 1903 - 550 pages
...Function is the test of worth. Not mere work, however ; for we must consider its quality and scope. An animal may be said to be more perfect in proportion as its relations to the external world are more varied, precise, and fitting. Complexity of organization, variety, and... | |
| Thomas Smyth - Presbyterian Church - 1910 - 798 pages
...when completed ; in some this being very simple, in others extremely complicated. | | 4. An animal is more perfect in proportion as its relations with the external world are more varied, in consequence of its more perfect senses and' capacity for motion.*f 5. Every separate organ is found... | |
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