 | Osborn Zoological Laboratory - 1921 - 448 lapas
...6 692 1.89 7 671 1.84 8 679 1.86 A vmra nrn ff\r Q Trra R54 1 7d 44 ZOOLOGY: LL WOODRUFF PROC. NAS reorganization of the cell (endomixis) without the...fair to make the exceedingly conservative estimate of GOO generations attained each year since May 1, 1915. This would give, in round numbers, 8400 generations... | |
 | National Academy of Sciences (U.S.) - 1921 - 394 lapas
...AVERAGE DIVISION RATE 1 452 1.24 2 690 1.89 3 613 1.68 4 612 1.67 5 662 1.81 6 692 1.89 7 671 1.84 8 679 1.86 Average for 8 yrs. 634 1.74 reorganization of...years of its life. For example, during December, 1915, .32 generations; during December, 1917, 56 generations; and during November, 1920, 54 generations were... | |
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However, at the formal termination of the experiments in 1915, I was reluctant to discard the race and was tempted to keep it under control but without such exacting daily observation and recording of the daily division rate. In this manner it has been... 