[名词解释] 衣壳

管形颗粒 HBsAg HDV联合感染 单正股RNA病毒复制()逆转录病毒复制()单股DNA病毒复制() ["A．以亲代DNA为模板，产生复制中间型","B．以RNA为模板，先转录早期Mrna","C．以RNA直接作为Mrna","D．以RNA为模板，先转录互补的DNA","E．以DNA为模板直接转录子代DNA"] HIV的结构基因是()HIV的调节基因是()HIV复制的必需物质是() ["A．gag基因","B．rev基因","C．逆转录酶","D．整合酶","E．蛋白酶"] 衣壳