THOMPSON'S EXCHANGE MIXTURE SUPER RARE TOBACCO TIN.Early tax stamp of 1897 is 95% intact. One fourth pound size. Slip lid. Measures 3 in height X 3 1/4 in width.This tin is not in any tobacco tin book or list anywhere that we can find.HOMPSON'S EXCHANGE MIXTURE SUPER RARE TOBACCO TIN.Early tax stamp of 1897 is 95% intact. One fourth pound size. Slip lid. Measures 3 in height X 3 1/4 in width.
Nucleus, in biology, a specialized structure occurring in most cells (except bacteria and blue-green algae) and separated from the rest of the cell by a double layer, the nuclear membrane.
An image of the nucleus of a cell (HT1080) currently in interphase (likely G1). Note: Cytoplasm of this cell or the neighboring cell is not visible (top-left), which is currently in the telophase of mitosis. G2 (Gap 2), in which the cell resumes its growth in preparation for division. 2  In addition, some cells that do not divide often or ever, enter a stage called G0 (Gap zero), which is either a stage separate from interphase or an extended G1.