防御素是一类具有抗菌活性的蛋白质，广泛存在于动物体中。有关说法错误的是

改革开放以来，我国的社会主义民主法制建设取得了重要进展，下列相关成果表述正确的是

“Earlytobed，earlytorise”makesamanhealthy,wealthyandwise.It'sgoodforthebody.Thisisanoldsaying.Haveyouheardofitbefore?Itmeansthatwemustgotobedearlyatnight，andgetupearlyinthemorning.Thenweshallbehealthy.Weshallalsoberichandclever.Thatistrue.Thebodymusthaveenoughsleeptobehealthy.Childrenofyoungageshouldhaveenoughsleep，ortheycan'tdotheirworkverywell.Theywillnotbewiseandtheymaynotbecome。wealthy!.Thebodyalsoneedsexercise:walking,running,jumping,swimming,playinggamesandallother。exercise.Exercisekeepsthebodystrong.Exercisealsohelpsthebloodtomovearoundinsidethe.body.Thisisveryimportant.Ourbloodtakesfoodtoallpartsofourbody.Theheadalsoneeds.blood.Exercisehelpsustothinkbetter.

根据短文内容，回答问题.

1.Whatdoes“earlytobed.earlytorise”mean?

2.Whatmustthebodyhavetobehealthy?

3.WhatwillhappentoChildrenofyoungagewhodon'thaveenoughsleep?

4.Whatkeepsthebodystrong?

5.Whattakesfoodtoallpartsofourbody?

are，what，they，colour

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为探究适宜环境下，固定容积的培养液中酵母菌种群数量变化规律，研究者进行了相关实验。下列叙述错误的是