研究所、轉學考(插大)◆普通植物學題庫下載題庫

34. The major characteristic used to identify species of diatoms is:
(A)their shape.
(B) the pattern of ridges, depressions, and pores in the cell wall.
(C)their photosynthetic pigments.
(D)their type of cell division.
(E)the number of positions of their flagella.