下列有关“低温诱导植物染色体数目的变化”实验的叙述，正确的是

下列有关“低温诱导植物染色体数目的变化”实验的叙述，正确的是(　　)

A．低温诱导能抑制分裂时纺锤体的形成

B．改良苯酚品红液的作用是固定和染色

C．固定和解离后的漂洗液都是95%酒精

D．该实验的目的是了解纺锤体的结构

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下列有关“低温诱导植物染色体数目的变化”实验的叙述，正确的是

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