正确答案: E

LD50和ID50

题目：常用于表述致病菌毒力的指标为

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学习资料的答案和解析：

[单选题]12 At 1 July 2004 a company had prepaid insurance of $8,200. On 1 January 2005 the company paid $38,000 for

insurance for the year to 30 September 2005. What figures should appear for insurance in the company’s financial statements for the year ended 30 June 2005? Income statement Balance sheet

$36,700 Prepayment $9,500

[单选题]抗利尿激素分泌是来源于（ ）

下丘脑的视上核和室旁核

[单选题]理解资本总公式矛盾的根本点在于

发现劳动力商品的独特性

解析：[答案] A