Food safety is a matter of intense public concern, and for good reason. Millions of annual cases of food "poisonings" raise alarm not only about the food served in restaurants and fast-food outlets but also about foods bought in supermarkets. The introduction of genetically modified foods--immediately dubbed "Frankenfoods"--only adds to the general sense of unease. Finally, the...(展开全部)

简介：safa一个房间长着奇异的东西，生长速度极快所以有一个系统会定时召唤人进去清除

Biotechnology is the applied science of using living organisms and their by-products for commercial development. It has grown and evolved to such an extent over the past few years that increasing numbers of professionals work in areas directly impacted by it. For the first time, this book offers an exciting and colorful overview of biotechnology for professionals and students i...(展开全部)

Biotechnology is the applied science of using living organisms and their by-products for commercial development. It has grown and evolved to such an extent over the past few years that increasing numbers of professionals work in areas directly impacted by it. For the first time, this book offers an exciting and colorful overview of biotechnology for professionals and students i...(展开全部)

哈洛德·马基，世界知名的食物化学和烹饪权威，先后在加州理工学院和耶鲁大学攻读物理学和英国文学。 《食物与厨艺》系列丛书于1984年首度出版，被《时代》杂志誉为“小巨作”； 2004年完成第二版修订，增补了2/3的内容，同年被国际专业厨师学会（IACP）及餐饮界权威詹姆士·比尔基金会（James Beard Foundation）评选为最佳食物类参考用书； 2005年，美国美食杂志Bon Appétit 推举哈洛德·马基为年度美食作家； 2008年，哈洛德·马基名列《时代》杂志的世界百大影响人物。 哈洛德·马基的其他著作包括The World Book Encyclopedia、Nature、Food&Wine、Fine Cooking。他目前还担任《纽约时报》的专栏作家。 哈洛德·马基的文章常见于《科学》期刊、《世界百科全书》《纽约时报》。 他在美国...(展开全部)

哈洛德·马基，世界知名的食物化学和烹饪权威，先后在加州理工学院和耶鲁大学攻读物理学和英国文学。 《食物与厨艺》系列丛书于1984年首度出版，被《时代》杂志誉为“小巨作”； 2004年完成第二版修订，增补了2/3的内容，同年被国际专业厨师学会（IACP）及餐饮界权威詹姆士·比尔基金会（James Beard Foundation）评选为最佳食物类参考用书； 2005年，美国美食杂志Bon Appétit 推举哈洛德·马基为年度美食作家； 2008年，哈洛德·马基名列《时代》杂志的世界百大影响人物。 哈洛德·马基的其他著作包括The World Book Encyclopedia、Nature、Food&Wine、Fine Cooking。他目前还担任《纽约时报》的专栏作家。 哈洛德·马基的文章常见于《科学》期刊、《世界百科全书》《纽约时报》。 他在美国...(展开全部)

When a mysterious young woman named Katie appears in the small North Carolina town of Southport, her sudden arrival raises questions about her past. Beautiful yet self-effacing, Katie seems determined to avoid forming personal ties until a series of events draws her into two reluctant relationships: one with Alex, a widowed store owner with a kind heart and two young children; ...(展开全部)

When a mysterious young woman named Katie appears in the small North Carolina town of Southport, her sudden arrival raises questions about her past. Beautiful yet self-effacing, Katie seems determined to avoid forming personal ties until a series of events draws her into two reluctant relationships: one with Alex, a widowed store owner with a kind heart and two young children; ...(展开全部)

When a mysterious young woman named Katie appears in the small North Carolina town of Southport, her sudden arrival raises questions about her past. Beautiful yet self-effacing, Katie seems determined to avoid forming personal ties until a series of events draws her into two reluctant relationships: one with Alex, a widowed store owner with a kind heart and two young children; ...(展开全部)

Bacteria are invisible, mysterious, deadly, self-sufficient!and absolutely essential for all life, including yours. No other living things combine their elegant simplicity with their incredibly complex role: Bacteria keep us alive, supply our food, and regulate our biosphere. We can't live a day without them, and no chemical, antibiotic, or irradiation has ever successfully era...(展开全部)