阿摩線上測驗
1. Cell walls are rigid structures found in plant cells but not animal cells. The primary component of most plant cell walls is:
(A) Cellulose
(B) Starch
(C) Protein
(D) Phospholipid
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統計： A(4), B(0), C(0), D(0), E(0) #3386708
統計： A(4), B(0), C(0), D(0), E(0) #3386708
