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【多选题】
有关横桥的生理特性，正确的是：（）A.
可与肌浆中的Ca2+可逆性结合
B.
可与肌纤蛋白呈可逆性结合
C.
具有ATP酶的活性
D.
使原肌凝蛋白分子构型发生改变
E.
可与肌钙蛋白发生不可逆结合
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反馈参考答案：
举一反三
【单选题】黄酮类化合物具有碱性,可与浓硫酸成盐,是因为结构中存在
A.
γ- 吡喃环上的 1- 氧原子
B.
γ- 吡喃环上的羰基
C.
γ- 吡喃环上 3- 羟基
D.
7 位酚羟基
E.
苯环
【简答题】S1:Steady.S2:Steady.Steady on zero three six,sir.Q:What does this helm order mean?A. The order means that the rudder should be held in the forward and aft position. B. The order means that the swing s...
【单选题】黄酮类化合物具有碱性,可与浓硫酸成盐,是因为结构中存在
A.
γ- 吡喃环上的 1- 氧原子
B.
γ- 吡喃环上的羰基
C.
γ- 吡喃环上 3- 羟基
D.
7 位酚羟基
【简答题】What procedures should be taken when you receive helm orders as a helmsman?
【简答题】Helm orders
【简答题】黄铁矿(未焙烧)
【单选题】---Ease helm. ---Ease helm. ________.
A.
Wheel midship
B.
Course 20°
C.
Steady
D.
Port ten
【单选题】S1: Steady. S2: Steady. Steady on zero three six, sir. Q: What does this helm order mean?
A.
The order means that the rudder should be held in the forward and aft position.
B.
The order means that the swing should be reduced as rapidly as possible.
C.
The order means that the swing should be reduced as slowly as possible.
D.
The order means that the rudder should be held on the course of 000 degrees.
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