Science: v.1-v.219Moses King, 1970 |
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Стр. 981
... amounts of supercoiled DNA . In some cases , the DNA radiated in large loops from centers of organization . The amount of DNA per chloroplast may be similar to that of a bacterium . Fig . 1 ( left ) . Lysed chloroplast of A ...
... amounts of supercoiled DNA . In some cases , the DNA radiated in large loops from centers of organization . The amount of DNA per chloroplast may be similar to that of a bacterium . Fig . 1 ( left ) . Lysed chloroplast of A ...
Стр. 982
... amount of DNA released by osmotic shock which was untwisted enough to mea- sure was 419 um in length , correspond- ing to a molecular weight of 805 X 106 daltons ( 11 ) . This suggests that the amount of DNA per chloroplast is in the ...
... amount of DNA released by osmotic shock which was untwisted enough to mea- sure was 419 um in length , correspond- ing to a molecular weight of 805 X 106 daltons ( 11 ) . This suggests that the amount of DNA per chloroplast is in the ...
Стр. 1160
... amount of potentially active material on smoking . The petroleum ether extract has also been separated by repeated countercur- rent distributions ( 9 ) . A certain disad- vantage in this technique is that the high - boiling ...
... amount of potentially active material on smoking . The petroleum ether extract has also been separated by repeated countercur- rent distributions ( 9 ) . A certain disad- vantage in this technique is that the high - boiling ...
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Vol 168 No 3933 | 777 |
NEWS AND COMMENT | 802 |
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