Word: bacterias
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
...Bacteria are far from being homogeneous globs of matter. The micrographs clearly show membranes, nuclei, sometimes surrounding capsules and whiplike appendages called flagella. Some of these details had been seen with ordinary microscopes, but many were unsuspected...
...larger viruses and rickettsias (organisms involved in the various typhus fevers, smaller than bacteria, larger than viruses) show enveloping skins, light and dark areas within their bodies-they are probably cells similar to bacteria...
...Electron microscopes do not let a man "look" at bacteria, nor do they take photographs. They spray electrons through a bacteria sample, making a silhouette picture on a fluorescent screen or photographic plate...
...increased threefold. In fact, said Dr. Otho C. Hudson of Hempstead, L.I., in last fortnight's New York State Journal of Medicine, human bites anywhere on the body are much more dangerous than animal bites (except, of course, those of rabid dogs). Reason: human mouths contain very destructive bacteria...
...dishes will drain dry by themselves. The only time wiping is permissible is when very hard water makes water spots. For this purpose, towels must be absolutely clean, or they will add to the bacteria on the dishes. Dishes should never be put away...