. Animal biology. Zoology; Biology. A 1 (A) (A) (A Sperm Cells-any one Egg Cell Polar Bodies Fertilized Eggi^ a) Produces Heterozygous Male or Heterozygous Females Primary (^ (^ Primary (^ Spermatocyte. 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 Wolcott, Robert Henry, 1868-1934. New York ; London : McGraw-Hill Book Company, Inc.

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Keywords: ., bookcentury1900, bookcoll, booksubjectbiology, booksubjectzoology