Of the four products of a megaspore mother cell, three usually abort.
Of the four products of a megaspore mother cell, three usually abort.
在大孢子母细胞分裂产生的四个孢子中，三个会解体消失。
Of the four products of a megaspore mother cell, three usually abort.
在大孢子母细胞分裂产生的四个孢子中，三个会解体消失。