Included among the many preparations for cell dtivision in mos,t higher plants and animals is the constel1ation . of eV'eruts encompassing the for- mation . of the ,spindle or mitotic app'al'latus, depending upon th,e org1anism. These are transient structures, resP. onsibl

Included among the many preparations for cell dtivision in mos,t higher plants and animals is the constel1ation . of eV'eruts encompassing the for- ma...