The DNA in the macronucleus of the ciliated protozoan Oxytricha exists as small linear molecules with a number average size of about 3000 base pairs. Most, and possibly all, of these DNA molecules ...
THE purpose of this communication is to describe an interesting property of the macronucleus of a species of Spirostomum, a large freshwater ciliate. The nuclear apparatus of this animal consists of a ...
Microorganisms which can be cultivated in vitro on common bacteriological media and can be subcultured through several passage generations have been isolated from the disrupted, but not intact, ...
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