. The cell in development and inheritance. Cells. 48 CELL-DIVISION Every species of plant or animal has a fixed and characteristic num- ber of chromosomes, zvJiich regularly recurs in the division of all of its cells; and in all forms arising by sexual reproduction the number is. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Wilson, Edmund B. (Edmund Beecher), 1856-1939. New York : The Macmillan company

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectcells, bookyear1896