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.
CAN YOU FEEL THE WEAL WITH THIS WORD OF THE DAY QUIZ?
Did you collect all of last week’s words, but eftsoons forget what they mean? Don’t worry, we’re here to jog your memory. See how many words from the week of May 18 to 24 you can get right!
Question 1 of 7
Words nearby sperm-aster
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.