| 单词 | pronucleus |
| 释义 | pronucleus /proh nooh"klee euhs, -nyooh"-/, n. , pl. pronuclei /-klee uy'/. Cell Biol. either of the gametic nuclei that unite in fertilization to form the nucleus of the zygote. [1875-80; < NL; see PRO-1, NUCLEUS] |
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