红细胞膜的功能不包括()
A.物质运输
B.红细胞膜抗原性
C.红细胞膜变形性
D.对淋巴细胞的调控作用
E.红细胞对中性粒细胞的调控作用
参考答案:E
用所给词的适当形式填空。
1. 1 _______ (be) in Sydney last summer.
2. It's time for the baby _______ (sleep).
3. At the _______ (begin) of the class, we sing a song.
4. The boy usually _______ (get) up at 7:00 o'clock.
5. People want to be _______ (relax) during holidays.
漏出液中蛋白质含量一般小于()
A.10g/L
B.15g/L
C.20g/L
D.25g/L
E.50g/L