以下哪个不是维生素D3的特点()
A
暂无解析
()1.Couldyouhelpme,please?A.OK.
()2.Thanksalot.B.You'rewelcome.
()3.Let'sputthebooksinthebox.C.It'sMonday.
()4.Canyoucarryit?D.No,it'sfull.
()5.Who'sondutytoday?E.lam.
()6.Isitempty?F.No,it'slight.
()7.Whatdayisittoday?G.Certainly.
()8.Isthatbagheavy?H.No.LiLeiisn'there..
()9.Areweallheretoday?I.No,thanks.
()10.Letmehelpyou.J.Yes,Ican.
下列说法符合物理学史实的有()
科学研究发现,癌变前衰老的肝细胞能被由肿瘤抗原引导的免疫反应清除。利用该成果可对癌变前衰老的细胞进行抗原特异性免疫监测。下列叙述正确的是