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【单选题】
对可逆性抑制剂的描述,哪项是正确的A.
使酶变性失活的抑制剂
B.
抑制剂与酶是共价键相结合
C.
抑制剂与酶是非共价键结合
D.
抑制剂与酶结合后用透析等物理方法不能解除抑制
E.
可逆性抑制剂即指竞争性抑制
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【单选题】Which of the following is usually not part of a Spatial DBMS
A.
Spatial data types, e.g., points, line-strings, polygons.
B.
Spatial operations, e.g., distance, inside, neighbor.
C.
Spatial data-structures, e.g., R-tree
D.
Spatial algorithms, e.g., tree-matching
E.
Spatial visualization, e.g., fly through
【简答题】In the author's opinion, visual and spatial abilities are good for ______. A) achieving one's objects B) mind and body C) programming talents into the brain D) imagination and communication
【单选题】The spatial distribution of different racial and ethnic populations demonstrates that segregation persists in virtually all of America's housing markets, from large urban areas to rural counties. What...
A.
hypothesizing about a set of circumstances
B.
chronicling the emergence of a phenomenon
C.
comparing two conflicting points of view
D.
cataloging the cause and effects of a phenomenon
E.
arguing the necessity of solving a problem
【简答题】What is Spatial Operations? Write three basic spatial operations.
【简答题】spatial specificity
【简答题】洪深的《农村三部曲》包括独幕剧《_》、三幕剧《_》、四幕剧《_》。
【单选题】The difference between males and females in visual-spatial skills and verbal ability seems to originate ______.
A.
in adulthood
B.
in childhood
C.
from school experiences
D.
from inborn hormonal conditions
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