作者Jpswd (SacredDevil)
站内TransBioChem
标题Re: [普生] 台大89
时间Mon Jul 18 19:12:12 2005
※ 引述《cooklunch (战争与和平)》之铭言：
: ※ 引述《supertony1 (NN N )》之铭言：
: : 6. Bacteriophages that have become integrated into the host cell
: : chromosome are called
: : a.plasmid b.transposons
: : c.prophages d.T-even bacteriophages
: c是指温和型ㄉphages(感染初期)
: d又是啥...?..晚期ㄉ吗?
: 我会比较想选c
虽然不知道D是啥，但看起来就只是某种phage而不是prophage
反正C一定对嘛
: : 8.A lomg-day plant will flower if
: : a.the duration of continuous light exceeds a critical length
: : b.the duration of continuous light is less than a critical length
: : c.the duration of continuous darkness exceeds a critical length
: : d.the duration of continuous darkness is less than a critical length
: 答案d
: 所谓长日照..即短夜植物....
: 植物开不开花与夜间长短有关...
: 与日照时间无关...(就定义来说)
: 所以小於临界值即可....
没错答案是D而不是A...记得书上把暗期中断导致长日照植物开花的实验吧
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