腰4～5椎间盘突出通常压迫的神经根是（）
A.腰3
B.腰4
C.腰5
D.骶1
E.骶2
参考答案：C
解析：腰4～5椎间盘突出通常压迫的神经根是腰5。
下列的科学技术成果与所运用的科学原理或方法有错误是[ ]
A．抗虫棉——基因工程
B．无籽西瓜——单倍体育种
C．“黑农五号”大豆品种——基因突变
D．生产啤酒——无氧呼吸
The popularity of films such as Jurassic Park, a scientist clones several kinds of extinct dinosaurs, proves how the idea struck a mixture of fear and excitement into people’s hearts.
A．which
B．what
C．in which
D．that
