he atmo- cleus contains a substance known as sphere has been brought out by chromatin, which, in the process of Messrs. Hauger and Pescheux, of division, forms various colored fig- Paris. The apparatus is composed ures, such as disks and threads. of a very sensitive balance which After the… … in Fig. 2, again takes place. Each rect the pressure variations and con- nucleus during division breaks into sists of an aneroid chamber which what are known as division spindles, acts on a multiplying lever so as to the production of which also marked displace a rider along the scale beam, thus…
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