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【单选题】
关于纤粘连蛋白(fibronectin，FN)的功能，下列叙述中哪项是错误的 细胞粘连和迁移重要作用A.
既能使细胞锚底物上静止不动，又能诱导细胞运动迁移
B.
使细胞锚底物上静止不动，抑制细胞运动迁移
C.
在组织分化、
D.
血浆纤连蛋白 (pFN) 能促进血液凝固和创伤面修复
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举一反三
【单选题】He was certainly far better looking now than he had been then. He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life .
A.
made his living
B.
found a successful career
C.
found a position in life
D.
found a partner in life
【单选题】He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life.
A.
made his living
B.
found a successful career
C.
found a position in life
D.
earned a lot of money
【单选题】He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life.
A.
bearing
B.
atmosphere
C.
heaven
【单选题】He had lost all that dreamy vagueness and indecision. Now he had the air of a man who has found his place in life .
A.
made his living
B.
found a successful career
C.
found a position in life
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