【简答题】粗面内质网(rough endoplasmic reticulLlm,rER)
【单选题】要使指针变量p指向一维数组的第3个元素(下标为2的那个元素),正确的赋值表达式是()。
【简答题】RER可合成脂类,SER可合成蛋白质。( )
【单选题】外源有毒物质或内源代谢有毒产物大多数在( )细胞的( )中进行。
【判断题】(2018年)融资性售后回租业务,应按照“租赁服务”税目计缴增值税。( )
【单选题】The signal peptidase residing in the lumen face of RER membrane is to _______.
A.
cleave off the protein synthesized on RER membrane.
B.
cleave off the N-terminal signal sequence of the protein being synthesized.
C.
.cleave off the internal signal sequence of the protein being synthesized.
D.
cleave off the stop transfer signal sequence of the protein being synthesized.
【单选题】RER膜上有( ),它是RER上的整合蛋白,由α亚基(69KDa)、β亚基(30KDa)组成。