Assertion: spermatid's nucleus | /r/LocatedNear | a layer of cytoplasm
Facets:
Source sentences:
text: The more immature types will show no evidence of a caudal appendage, but a rather large, dense nucleus surrounded by a layer of cytoplasm as is observed in testicular biopsy specimens, excepting that the cytoplasmic layer is commonly thinner and more densely stained.