| American Association for the Advancement of Science - 1858 - 972 páginas
...in any particular case, began its existence when the first germ-cell or individual was created ; and if several germ-cells of equivalent force were created,...eternal as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants... | |
| 1857 - 924 páginas
...in any particular case, began its existence when the first germ-cell or individual was created ; and if several germ-cells of equivalent force were created,...decline. The oxygen molecule may be eternal as far as anything in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and... | |
| 1857 - 588 páginas
...began its existence when the first germ-cell or individual was created; and if several germ- cells of equivalent force were created, or several individuals,...decline. The oxygen molecule may be eternal as far as anything in its nature goes. But the germ-cell is only an incipient state in a cycle of changes, and... | |
| 1858 - 482 páginas
...in any particular case, began its existence when the first germ-cell or individual was created ; and if several germ-cells of equivalent force were created,...eternal as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants... | |
| 1858 - 618 páginas
...in any particular case, began its existence when the first germ-cell or individual was created ; and if several germ-cells of equivalent force were created,...eternal as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants;... | |
| American Association for the Advancement of Science - 1858 - 474 páginas
...in any particular case, began its existence when the first germ-cell or individual was created ; and if several germ-cells of equivalent force were created,...eternal as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants... | |
| 1858 - 608 páginas
...began its existence when the first germ-cell or individual was created ; and if several gerui-cella of equivalent force were created, or several individuals,...eternal as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants;... | |
| Samuel John Baird - 1860 - 746 páginas
...any particular case, began its existence when the first germ-cell or individual was created ; and, if several germ-cells of equivalent force were created,...eternal, as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants... | |
| Samuel John Baird - 1860 - 702 páginas
...any particular case, began its existence when the first germ-cell or individual was created ; and, if several germ-cells of equivalent force were created,...eternal, as far as any thing in its nature goes. But the germ-cell is but an incipient state in a cycle of changes, and is not the same for two successive instants... | |
| Henry Boynton Smith, James Manning Sherwood - 1860 - 772 páginas
...any particular case, began its existence when the first germ-cell, or individual, was created ; and if several germ-cells of equivalent force were created,...individuals, each was but a repetition of the other." The result of this force is the " progress from the germ to the full expansion of its powers," or development... | |
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