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【单选题】
抗原物质经哪种途径免疫机体应答能力最强A.
B.
C.
腹腔
D.
静脉
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举一反三
【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.
【简答题】本年利润表中的“上期金额”栏，一般应根据上年利润表中“本期金额”栏内所列数字填列。（ ）
【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 .
【简答题】本年利润表中的“上期金额”栏，一般应根据上年利润表中“本期金额”栏内所列数字填列。（ ）
【简答题】在PowerPoint2007中,()是最常用的放映方式,以()方式放映。演讲者可以采用手动或()方式进行放映。
【简答题】具备()()性质的关系叫相容关系
【简答题】本年利润表中的“上期金额”栏，一般应根据上年利润表中“本期金额”栏内所列数字填列。（ ）
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