| 单词 | sperm-aster |
| 释义 | sperm-astern.A centrosome with astral rays in the cytoplasm of an inseminated ovum; it is brought in by the penetrating spermatozoon and gives rise to the mitotic spindle of the first-cleavage division. Words nearby sperm-asterspermaceti, spermacytic seminoma, spermagonium, -spermal, spermary, sperm-aster, spermatangium, spermatheca, spermatic, spermatic artery, spermatic cord The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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