以下为句子列表:
英文: In dandelion (Taraxacum), for example, the chromosomes of the megaspore mother cell remain in one cell after the first meiotic division, forming a restitution nucleus.
中文: 例如在蒲公英中,在第一次减数分裂后,大孢子母细胞的染色体仍在一个细胞中,形成一个再组核。
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英文: In theterosporous species, a distinction is usually made between megaspore mother cells and microspore mother cells.
中文: 在异型孢子体种类中,可区分为大孢子母细胞和小孢子母细胞。
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英文: Of the four products of a megaspore mother cell, three usually abort.
中文: 在大孢子母细胞分裂产生的四个孢子中,三个会解体消失。
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英文: EMBRYOLOGICAL STUDIES OF MEGASPORE ABORTION OF EATING TRIPLOID BANANA
中文: 三倍体食用蕉大孢子败育的胚胎学研究
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