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【单选题】
Definition of MTOCs (microtubule organizing center ) ( )A.
It is a major site in which t he γ-tubulin s combine with several other associated proteins to act as a scaffold for α - β tubulin dimers during the nucleation process .
B.
It is a cytoskeletal component composed of a family of related proteins sharing common structural and sequence features , which are cytoplasmic and nuclear localization .
C.
It is composed of a double-helical polymer of the protein actin, and play s a key role in virtually all types of contractility and motility within cells.
D.
It comprise s a superfamily of ATP -dependent motor proteins which are responsible for actin -based motility.
E.
It is composed of three distinct types of fibrous structures: microtubules, intermediate filaments, and microfilaments, which participate in a number of cellular activities.
F.
It is a protein belonging to a class of motor proteins found in eukaryotic cells . Most of them walk towards the positive /minus end of a microtubule .
G.
It is a family of cytoskeletal motor proteins that move toward the microtubules' plus end .
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【单选题】 60 . 何琍春是浙江商业职业技术学院的学生,刚进校时他发现,每年学校都会留下很多废弃的自行车,而新生又很需要自行车。 “ 为什么不开发一个自行车资源再利用项目呢? ” 说干就干,他和几个同学一起创办了杭州易科联自行车科技有限公司,不仅解决了自己的学费和生活费,也解决了父亲的食宿问题。从中我们可以看出,作为创业者的何琍春具备了
A.
能沟通会协调的能力
B.
懂技术会创新的能力
C.
抓机遇敢决策的能力
D.
能经营会管理的能力
【单选题】IF (di1=1 and di2=1) OR di3=1 Set do1;当下列哪种情况下,do1为1?
A.
di1=1、di2=0、di3=0
B.
di1=0、di2=0、di3=1
C.
di1=0、di2=1、di3=0
【单选题】何琍春是浙江商业职业技术学院的学生,刚进校时他发现,每年学校都会留下很多废弃的自行车,而新生又很需要自行车。“为什么不开发一个自行车资源再利用项目呢?”说干就干,他和几个同学一起创办了杭州易科联自行车科技有限公司,不仅解决了自己的学费和生活费,也解决了父亲的食宿问题。从中我们可以看出,作为创业者的何琍春具备了
A.
能沟通会协调的能力
B.
懂技术会创新的能力
C.
抓机遇敢决策的能力
D.
能经营会管理的能力
【单选题】交换寄存器SI、DI的内容，正确的程序段是( )。
A.
PUSH SI
B.
PUSH SI PUSH DI PUSH DI POP SI POP DI POP DI POP SI
C.
MOV AX，SI
D.
MOV AX，SI MOV SI，AX MOV BX，DI MOV DI，BX XCHG BX，AX
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