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【单选题】
下面的代谢反应中哪个反应同时脱氢脱羧
A.
苹果酸→草酰乙酸
B.
异柠檬酸→α→酮戊二酸
C.
琥珀酸→延胡索酸
D.
琥珀酰辅酶A→琥珀酸
E.
延胡索酸→苹果酸
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参考答案:
举一反三
【单选题】A decline in the effective duration of a callable bond most likely implies that a bond’s:
A.
yield-to-worst has risen.
B.
yield-to-maturity has risen.
C.
benchmark yield curve has shifted upwards.
【单选题】The duration of effective refractory period of ventricular cell mainly depends on:
A.
amplitude of phase 0 depolarization
B.
level of threshold potential
C.
duration of phase 2 (plateau)
D.
function of Na+ -K+ pump
【单选题】The presence of an embedded call option will decrease the effective duration of a bond:
A.
only when interest rates are rising.
B.
only when interest rates are falling.
C.
for both rising and falling interest rates.
【单选题】The duration of effective refractory period of ventricular cell mainly depends on:
A.
duration of phase 2 (plateau)
B.
amplitude of phase 0 depolarization
C.
level of threshold potential
D.
function of Na+ -K+ pump
【单选题】提倡“杀身成仁”是:
A.
孔子
B.
孟子
C.
墨子
D.
老子
【多选题】英国地理学家柯尼希认为,建都地点大致要具备以下哪三个条件
A.
要塞
B.
自然仓库
C.
交通枢纽
D.
经济重心
【判断题】孟子提倡舍生取义,孔子强调杀身成仁,实质上是否定了个人的人格独立。
A.
正确
B.
错误
【单选题】The duration of effective refractory period (ERP) of cardiac muscle cells is mainly determined by ( )
A.
velocity of depolarization during 0 period (quick depolarization period)
B.
size of overshoot value
C.
duration of plateau
D.
level of resting potential (RP)
E.
level of threshold potential (TP)
【简答题】duration For aerobic exercise to be effective, it has to be long ________________. .
【简答题】Bond 1 has an effective duration of 3.7. If the bond yield changes by 100 basis points, the price of the bond will change by: A. approximately 0.37%. B. approximately 3.7%. C. exactly 0.37%.
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