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【多选题】
下面有关“艾滋病毒”的描述正确的是:A.
一种可以引起艾滋病的病毒
B.
人类免疫缺陷病毒（ Human Immunodeficiency Virus ， HIV ），也叫艾滋病（ AIDS ，获得性免疫缺陷综合征）病毒。
C.
该病毒由蛋白质外壳和内部的遗传物质组成
D.
目前尚不清楚其结构
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D.
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F.
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