题目内容:
Pigment cells with dark, reddish brown contents occurring either singly in the ground tissue or in a axial rows accompanying the vascular bundles.关于色素细胞,描述不正确的是( )。
A.色素细胞含深红棕色物 B.色素细胞含黑色物
C.色素细胞围绕维管束
D.色素细胞成轴行排列
E.色素细胞在基本组织中单一存在
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答案解析: