68. In biology lab, your teacher places petri dishes on the lab table. Upon examination, you observe
that there are lumps of plant tissue, and you are told that they have been grown artificially and
can produce new plants. Each lump is a(n)__
(A) tetraploid zygote；
(B) stigma；
(C) amnion；
(D) callus.
詳解 (共 2 筆)
未解鎖
這是一份關於植物組織培養的生物學考題解析...
未解鎖
In biology lab, you...
阿摩線上測驗
登入
