| 单词 | polar body |
| 释义 | polar body (once / 303060 pages) n WORD FAMILY polar body: polar bodies USAGE EXAMPLESThey occur when an egg divides in two during ovulation, creating a primary body and a polar body, both of which have the same genetics. Time(May 08, 2015) In you, meiosis generates eggs or sperm — either four sperm, or one egg and three degenerate polar bodies. Scientific American(Sep 05, 2012) The scheme of this formation of the polar bodies is indicated in Fig. Guyer, Michael F., Being Well-Born—An Introduction to...(2012) n a small cell containing little cytoplasm that is produced along with the oocyte and later discarded Hyper cell (biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals |
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