ScienceJohn Michels (Journalist) 1939 |
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Page 63
... position connects a pipette with a reservoir from which it is filled and in the other position connects the pipette with the vein into which it empties ( see Fig . 1 ) . The filling level ( F ) of the pipette is determined by the position ...
... position connects a pipette with a reservoir from which it is filled and in the other position connects the pipette with the vein into which it empties ( see Fig . 1 ) . The filling level ( F ) of the pipette is determined by the position ...
Page 306
... position 2 on the pyrimidine ring , all other radicals remaining unchanged . Similar results are secured if oxygen is substituted for the amino group at position 6. Thiamin becomes ineffective for Phycomyces if a methyl group is ...
... position 2 on the pyrimidine ring , all other radicals remaining unchanged . Similar results are secured if oxygen is substituted for the amino group at position 6. Thiamin becomes ineffective for Phycomyces if a methyl group is ...
Page 372
... position for operations . The light - delivering end of the rod should be placed in such a position that its surface is parallel to the surface of the micro- scope objective , this being necessary to produce a field of even illumination ...
... position for operations . The light - delivering end of the rod should be placed in such a position that its surface is parallel to the surface of the micro- scope objective , this being necessary to produce a field of even illumination ...
Contents
Sci 105 | 1 |
Philosophical Society American 382 E G CONKLIN 436 | 9 |
ALEXANDER J Science in the Old South | 12 |
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