| 单词 | gamete |
| 释义 | gamete (once / 31186 pages) n A gamete is the male or female reproductive cell that contains half the genetic material of the organism. When two human gametes meet — that is, a sperm cell and an ovum — you get a zygote, a fertilized egg. And, if all goes well, that zygote will become a human baby. WORD FAMILYgamete: gametes USAGE EXAMPLESSome of the gametes might acquire a high load of these mutated mitochondria, leading to poor-quality tissues in the offspring. Nature(Dec 19, 2016) Do you know how frequently children conceived with donor gametes actually feel this way? New York Times(Oct 20, 2016) It was a joint project run by the charity the National Gamete Donation Trust and Birmingham Fertility Centre, a unit at Birmingham Women's Hospital. BBC(Oct 27, 2016) n a mature sexual reproductive cell having a single set of unpaired chromosomes Hypo|Hyper anisogamete either of a pair of unlike gametes especially those unlike in size isogameteeither of a pair of conjugating gametes of the same size and structure sperm, sperm cell, spermatozoan, spermatozoonthe male reproductive cell; the male gamete egg cell, ovumthe female reproductive cell; the female gamete spermatidan immature gamete produced by a spermatocyte; develops into a spermatozoon oospherea gamete; used especially of lower plants antherozoid, spermatozoida motile male gamete of a plant such as an alga or fern or gymnosperm egganimal reproductive body consisting of an ovum or embryo together with nutritive and protective envelopes; especially the thin-shelled reproductive body laid by e.g. female birds ootidmature ovum after penetration by sperm but before the formation of a zygote ovulea small or immature ovum germ cell, reproductive cell, sex cell a spermatozoon or an ovum; a cell responsible for transmitting DNA to the next generation |
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