既破坏淋巴细胞，又损伤浆细胞：
A．环磷酰胺
B．糖皮质激素
C．环孢素
D．干扰素
E．白细胞介素
参考答案：B
Exciting as its special effects are , there is too much violence in the film.
A．to watch
B．to be watched
C．watched
D．being watched
在一个自由授粉的植物遗传平衡群体中，已找到矮源植株(dd)频率约占1%，该群体中含d的杂合体所占比例为0.01。( )
