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【多选题】
商品经济得以产生的历史条件是A.
自给自足的家庭生产为基础
B.
社会分工的出现
C.
生产资料和劳动产品属于不同的所有者
D.
以使用价值为生产目的
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反馈参考答案：
举一反三
【简答题】,惟有泪千行
【多选题】Which of the following statements about the definition of 'gene therapy' by Farlex Partner Medical Dictionary are correct?
A.
Gene therapy is alteration of somatic or germ-line DNA to correct or prevent disease; the process of inserting a gene artificially into the genome of organism to genetic defect or to add a new biologic property or function with therapeutic potential.
B.
In somatic gene therapy, functional DNA sequences are inserted into cells that lack a specific gene or bear a faulty version of it. Vectors include replication-defective viruses, liposomes, and plasmids.
C.
For transfer of genetic material by viral infection (called transduction), retroviruses are particularly suitable as vectors because their RNA, converted to DNA by reverse transcriptase, becomes part of the genome of the infected cell. Adenovirus and herpesvirus are also used.
D.
Progress has been made in treating several inherited disorders, including severe combined immunodeficiency, cystic fibrosis, and hemophilia
【单选题】对贾宝玉“摔玉”这一举动的思想意义,分析最准确的一项是( )
A.
体现了贾宝玉对封建宗法制度和封建迷信的反叛精神。
B.
体现了贾宝玉对“男尊女卑”的封建世俗观念的挑战。
C.
体现了贾宝玉反叛封建社会、渴望男女平等和个性解放的性格
D.
体现了贾宝玉对封建礼教的叛逆性格和对林黛玉的爱慕之情。
【简答题】“相顾无言，惟有泪千行”出自（）。
【单选题】情绪是人对客观事物的态度体验及相应的行为反应。下列表现了“喜”的语句是( )
A.
相顾无言,惟有泪千行
B.
怒发冲冠,凭栏处
C.
待到山花烂漫时,她在丛中笑
D.
风声鹤唳,草木皆兵
【简答题】The definition of a Nutrient (as defined by the Farlex Partner Medical Dictionary) is : a of food necessary for normal physiological function.
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