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【单选题】
雌激素的作用是A.
阴道上皮细胞增生角化
B.
增生期的内膜转化为分泌期的内膜
C.
排卵后使基础体温下降
D.
促进阴毛、腋毛的生长
E.
乳房发育
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举一反三
【单选题】The electrolyte used in a nickel-cadmium battery is a _______________.
A.
potassium hydroxide solution
B.
hydrochloric acid solution
C.
sulfuric acid solution
D.
potassium peroxide solution
【单选题】In some patients, after the operation of the digestive tract, fasting 3 days, a large amount of 5% of the glucose in the vein, the most likely electrolyte disturbance occurs in this patient ( ...
A.
low blood sodium
B.
low blood calcium
C.
low blood phosphorus
D.
hypokalemia
【单选题】The specific gravity of the electrolyte in a lead-acid cell _______________________ as the charge in the cell decreases.
A.
decreases
B.
increases
C.
remains stable
【判断题】At low concentrations, k for a strong electrolyte in water increases as the electrolyte concentration increases.
A.
正确
B.
错误
【简答题】The two plates of the cell are called electrodes,and are placed in a solution known as the electrolyte. The positive plate is the cathode ,and the negative is the anode. A problem that arises in the ...
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