每个样本包含丰富的细胞DNA，从大象肠道中排泄出来；
Each contains plentiful amounts of DNA from cells, sloughed from the intestines of individual animals.
那细小的孔完美地为神经细胞的生长提供了养份，同时也很好地清除了排泄物。
Tiny pores ideal for supplying nutrients to growing nerve cells and removing waste products.
跟Florigene培育的康乃馨和玫瑰所遇到的情况一样，吕克尔博士的矮牵牛细胞液泡中被动产生的外来化学物质被当作废物给排泄了。
As happens in Florigene's blue carnations and roses, Dr Lucker's petunias dumped the foreign chemical they were being forced to create into cellular waste buckets known as vacuoles.
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