科学研究发现，许多危害人类的新病毒是由两种或多种已知病毒重组产生的。这一事实有力地支持了下列哪一观点(　　)

题干

A：转基因生物有可能成为“入侵的外来物种”，威胁生态系统中其他生物的存在

B：导入转基因生物的外源基因有可能与感染转基因生物的某些细菌或病原体杂交，从而重组出对人类或其他生物有害的病原体

C：转基因生物的抗除草剂基因，有可能通过花粉传播而进入杂草中，使杂草成为除不掉的“超级杂草”

D：抗虫棉能抵抗棉铃虫，但随着棉铃虫抗性的增强，抗虫棉有可能被淘汰

上一题下一题 0.0难度选择题更新时间:2016-10-31 04:46:53

B

根据短文理解，选择正确答案。

	She is Li Xinqi. Her English name's Olivia. She is a lovely girl. She was born(出生) on January 12th, 2012 in USA. She is gymnastics champion(体操冠军) Li Xiaopeng and Angelita Li's daughter. In April, 2014, she goes to record the TV program(录制节目), "Dad came back". After that，she is loved by everyone.
	The girl is Jia Yunxin. She was born on October 23rd, 2012 in Beijing. Her parents are Jia Nailiang and Li Xiaolu. They are actors(演员). She also comes to “Dad came back” in Zhejiang TV. She is very cute, sometimes gentle, sometimes tough(强硬的). People like her.
	The boy is Du Yuqi, but we all call him “Uh huh”. He was born on the morning of September 19th, 2013 in Beijing. He is Du Jiang and Huo Siyan's son. They are actors, too. He looks very handsome(帅), and he records “Dad came back” second season with his father. Everyone likes him very much.