Figure 2.

High magnification of the finger-like projections observed in a transverse section of a late stage emu spermatid. The average width, length and distance between projections are indicated by (i), (ii), and (iii). Nucleus (N); Manchette microtubules (M). Bar = 0.1 μm.

du Plessis and Soley BMC Evolutionary Biology 2013 13:104   doi:10.1186/1471-2148-13-104
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