Science: v.1-v.219Moses King, 1967 |
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Стр. 1096
... material seems very probable . This conclusion is consistent with a model of the existence of organic evolution and biologic activity in times certainly older than 2.15 X 109 years . The Occurrence of carbonaceous matter or " thucholite ...
... material seems very probable . This conclusion is consistent with a model of the existence of organic evolution and biologic activity in times certainly older than 2.15 X 109 years . The Occurrence of carbonaceous matter or " thucholite ...
Стр. 1396
... material that was once presented in graduate courses has now been in- herited by a senior or even a junior course . This " hardening " is natural . Af- ter all , the subject has grown consider- ably . New concepts and principles have ...
... material that was once presented in graduate courses has now been in- herited by a senior or even a junior course . This " hardening " is natural . Af- ter all , the subject has grown consider- ably . New concepts and principles have ...
Стр. 1531
... material should be pre- sented in a single course . There is , of course , substantial room for contro- versy with respect to this position ; how- ever , having adopted it Boas proceeds to develop the material she considers essential ...
... material should be pre- sented in a single course . There is , of course , substantial room for contro- versy with respect to this position ; how- ever , having adopted it Boas proceeds to develop the material she considers essential ...
Содержание
Vol 155 No 3765 | 951 |
International Biological Program | 957 |
E M Williams | 974 |
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