... 前胚;原芽体 proembryo 原胚细胞 proembryonal cell 酵素原; 酶原 proenzyme;zymogen;enzyme precursor ...
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胚性细胞分裂产生两个细胞，进而分化发育成多细胞原胚、球形胚、心形胚及子叶胚。
Then embryogenic cell divided into two cells, which sequentially differentiated through multicell proembryo, globular, heart-shaped and cotyledonary embryo stages.
授粉后8天，多数杂交原胚的细胞开始解体。
The degeneration of proembryo in crossing appeared in most cases 8 days after pollination.
在原胚及幼胚胚原细胞质中也呈现很弱的正反应。
The embryo initials and suspensor cells showed very weak Feulgen positive reaction in the proembryo and young embryo.
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