题干

由以下四种细胞工程技术培育出的新个体中,体内遗传物质均来自一个亲本的是

A:组织培养

B:细胞融合

C:动物胚胎移植

D:细胞核移植

上一题 下一题 0.0难度 选择题 更新时间:2015-04-15 03:49:54

答案(点此获取答案解析)

A

同类题3

某中学九年级(1)班小川同学在校园网论坛上发了一个帖子,引起了广大师生的关注。

                                                                                                  主题:科教兴国创新篇

“十一五”期间我国加大科技投入,采取奖励有突出贡献的科技工作者等措施。促进了科技创新成果不断涌现,如“天河一号”超级计算机、“蛟龙一号”深海载人潜水器、“和谐号”高速动车组等,这些科技成果取得原因很多,其中加快教育发展和科技创新人才培养功不可没。               楼主   发贴

高等教育肩负着培养人才和发展科技的重要使命“十一五”期间,我国高等教育规范突破3000人,承担30%国家科技项目,为提高国民的科学素养,我国在基础教育阶段开设了科学信息技术、通用技术等课程。                                                                                                                            1楼跟贴

....中学校园论坛                                                                                                                                                                                                             回复  新帖

(1)结合【楼主】发帖内容,请你谈谈我国科技创新成果不断涌现的主要原因。
(2)根据【楼主】和【l楼】 帖子的信息,简要说明教育对科技发展和人才培养的作用。

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阅读理解

    Guide to four of the most exciting new adventure trips for 2017:

    Sahara

    Attractions: International Expeditions   Length: 18 days   Price: $13,998

Details: Remember the movie Ishtar? Now you, too, can spend days wandering in the desert, just like warren Beatty and Dustin Hoffman. Designed for rugged travelers, the camping expedition crosses1,500 miles of Niger's Sahara in four—wheel—drive vehicles.

    Departure Time: May 12     Information: 800-633-4731;  ietravel.com

    Across Patagonia: From the Andes to the Ocean

    Attractions: Boundless Journeys   Length: 10 days    Price: $8,995

    Details: The newest route across Patagonia starts high in the Argentine Andes and follows the Futaleufu River into Chile all the way to the Pacific Ocean. Travelers start by trekking along the river, changing to rafts before taking up kayaks for the final leg.

    Departure Time: March 5    Information: 800-941-8010; boundless, com.

Tribal(部落的)India

    Attractions: Myths and Mountains      Length: 17 days        Price: $17,530

    Details: For the travelers who have already visited the best-known India sites, this new trip visits a relatively unexplored state in central India ruled by the Vindhyachal Range and known for its wildlife, waterfalls, ancient sites and tribal culture.

    Departure Time(出发时间): Feb 17   Information: 800-670-6984; myths.com

    Dalmatian Coast Biking

    Attractions: Backroads            Length: 7 days           Price: $7,298

    Details: The company's first foray into Croatia follow scenic roadways across four islands between Dubrovnik and Spht.

    Departure Time: May 7    Information: 800-462-2848; backroads.com