抗原肽中决定与HLA肽结合区的氨基酸称为
A.跨膜区B.可变区C.锚定残基D.Ig样区E.共同基序
参考答案:C
由最高人民法院院长提请全国人民代表大会常务委员会任免的有( )。
A.最高人民法院院长
B.最高人民法院民事庭庭长
C.最高人民法院助理审判员
D.北京市高级人民法院院长
Suppose the price of computers increases from $1000 to $1200. Assuming the original quantity demanded for computers was 50 million units, and the new quantity demanded is 45 million computers, what is the price elasticity of demand, and is the demand for computers elastic or inelastic()
A. 0.58,
B. -0.58,
C. 1.73,