【单选题】虚线、点画线与其它图线相交时,应以什么相交?
【多选题】关于T细胞活化的第一信号描述正确的是
A.
由TCR特异识别结合在MHC分子槽中的抗原肽而触发
B.
导致CD3和辅助受体分子胞浆段尾部聚集并激活与之相连的PTK
C.
启动激酶活化级联反应,激活转录因子,促进相关基因表达
【单选题】-------What do you think of their marrage? -------___________ , if I were Kate, I would not marry him.
【单选题】以下关于图线画法,说法错误的是( )
A.
图线不得与文字、数字或其他符号混淆,不可避免时可将图线 断开,以保证文字清晰
D.
同一类图线中相同比例的图样应选用相同比例的线宽组
【单选题】---- Don’t you think that was a ________ moment? ----- Yes, we were almost ______ to death by the earthquake.
A.
frightened ; frightened
B.
frightening ; frightened
C.
frightening; frightening
D.
frightened ; frightening
【多选题】T 细胞表面与其活化和信号转导有关的CD分子是
【多选题】关于图线的说法正确的是
C.
虚线、点画线的线段长度和间隔可以根据实际绘图任意确定
【多选题】关于T细胞活化的第一信号描述正确的是
A.
由TCR特异识别结合在MHC分子槽中的抗原肽而触发
B.
导致CD3和辅助受体分子胞浆段尾部聚集并激活与之相连的PTK
D.
启动激酶活化级联反应,激活转录因子,促进相关基因表达
【单选题】.— Do you think I should join the singing group, Mary? — _____ .If I were in your shoes, I certainly would.