单词 | sperm morula |
释义 | > as lemmassperm morula sperm morula n. see sperm n. Compounds 1.extracted from morulan.sperm morula sperm morula n. a ball of spermatozoa. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > sperm > spermatozoon > ball of sperm morula1889 1889 Cent. Dict. Sperm morula. 1921 Nature 7 July 586/1 The occurrence of developing sperm-morulæ in microscopic sections of..oysters has..been already observed. 1936 Mem. Musée Royal d'Histoire Naturelle de Belgique 2nd Ser. III. 1003 Since females on English [oyster] beds nearly always carry some sperm morulae amongst the eggs, self~fertilisation will nearly always be possible. < as lemmas |
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