Heredity and sex . Fig. 6. — Chromatin diininution and origin of the germ-cells in Ascaris.(After Boveri.) THE EVOLUTION OF SEX 21 first sight the most natural interpretation. It might besaid, indeed, that they are among the first cells todifferentiate, but only in the sense that they specialize,as germ-cells.

---

Size: 1585px × 1577px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., boo, bookcentury1900, bookdecade1910, booksubjectsex, bookyear1913