经过转氨基作用,细胞内的[ ]
A.氨基酸种类和数目均改变
B.氨基酸种类和数目均不改变
C.氨基酸种类改变,数目不变
D.氨基酸种类不变,数目改变
答案:C
—________that China has the largest number of iphone4s users now.
— I believe so.
A.Someone said
B.They told me
C.It is said
D.I was told to
下述哪个是B淋巴细胞来源的恶性淋巴瘤
A.Sezary综合征
B.霍奇金病
C.蕈样霉菌病
D.套细胞淋巴瘤