| 单词 |
holoblastic |
| 释义 |
holoblastic, a. Biol.|hɒləʊˈblæstɪk| [f. holo- + Gr. βλαστός germ, -blast + -ic.] Of an ovum: Wholly germinal; undergoing total segmentation (as in most mammals). Opp. to meroblastic.
1872Coues Key N. Amer. Birds (1884) 220 Supposing it already fertilized, the whole of its contents would develop into the body of the embryo. It would therefore be holoblastic. 1879tr. Haeckel's Evol. Man I. 215 Such animal eggs have long been called holoblastic..by Remak, because in them the cleavage into cells extends to the whole mass. So ˈholoblast, a holoblastic ovum (Cent. Dict.). |

英语词典包含277258条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
相关内容:
相关热词搜索:holoblastic英英词典英英释义英语词汇意思用法释义英语