. Elements of biology, with special reference to their rôle in the lives of animals. Biology; Zoology. 70 ELEMENTS OF BIOLOGY. MACRONUCLEUS MICRONUCLEUS. 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 Buchanan, James William, 1888-. New York, London, Harper & brothers

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Keywords: ., bookcentury1900, bookpubl, booksubjectbiology, booksubjectzoology