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753 results
  1. NLM Digital Collections - Postzygotic Elimination of Genetic Factors in Escherichia coli 
    Publication: National Academy of Sciences (U.S.), June 1954
    ... genetic segments from the persistent dip- loids. Casual evidence’ that the F polarity of the parents determined the direc- tion of ... the gametes would be supererogatory on all present evidence. Table 1 also demonstrates the influence of F polarity on the trend of elimination. A possible mechanism ...
  2. ... to 209. I here refer to them as evidence of the polarity of minute groups. In resuming the consideration of ...
  3. NLM Digital Collections - Possibilities of organism : an address 
    Publication: Washington, D.C. : Mohun Bros., 1878
    ... discovered, during the early stages of embryonic growth, evidences of magnetic polarity. In device, as well as in material, nature ...
  4. ... vol. xxv. I here refer to them as evidence of the polarity of minute groups. In resuming the consideration of ...
  5. ... strongly to mutate in only one way. A polarity effect in two-factor trans crosses, Experimental evidence suggesting a polarized and long-range effect of ...
  6. NLM Digital Collections - A paper 
    Publication: New York : Published by request, 1884
    ... when within the aura of others, by their polarity, according as they are attracted or repulsed. As evidence that the senses of touch and tempera- ture ...
  7. NLM Digital Collections - The senses, five or seven 
    Publication: [New York?] : [publisher not identified], [1889?]
    ... when within the aura of others, by their polarity, according as they are attracted or repulsed. As evidence that the senses of touch and temperature are ...
  8. NLM Digital Collections - Evaluation of Paterson Clorocel Steriliser 
    Publication: Fort Belvoir, Virginia : Engineer Research and Development Laboratories, 1 April 1949
    ... the electrodes. In comparable runs where the electrode polarity was reversed at 5- mlnute intervals, there was no evidence of a similar accumulation. p 7 Sanders, reported ...
  9. ... of filial stocks can be related to their polarity with resnect to F+. There is a good deal of evidence that, following fertilization, there is an elimination of ...
  10. NLM Digital Collections - Therapeutics 
    Publication: [Richmond?] : [publisher not identified], [1867?]
    ... precise guidance in the conditions of opposite electric polarity. “ Confidence is a plant of slow growth ” proverbially, and the evidence in favour of any alleged antidote must be ...
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