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【单选题】
在DNA复制中RNA引物A.
使DNA聚合酶Ⅲ活化
B.
使DNA解开
C.
提供5’末端作合成新DNA链起点
D.
提供3’-OH作合成新DNA链起点
E.
提供3’-OH作合成新RNA链起点
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【单选题】Find out which is an effective topic sentence.
A.
Reading makes a man full of knowledge, senses and vigor.
B.
Reading is useful.
【单选题】Scientists have applied biofeedback mechanisms to treat high blood pressure and heart attack.
A.
Y
B.
N
C.
NG
【单选题】According to 2017 ACC/AHA Guideline for the Prevention,Detection, Evaluation, and Management of High Blood Pressure in Adults,if a patient had a blood pressure of 135/79mmHg,his/her blood pressure sho...
A.
Normal blood pressure
B.
Elevated blood pressure
C.
Stage 1 hypertension
D.
stage 2 hypertension
【简答题】have a high blood pressure
【简答题】BOSTON, Jan. 3 - Lowering salt intake appears tosignificantly reduce high blood pressure whether or not a person already eats ahealthy diet, researchers reported in Thursday's New England Journal ofMe...
【简答题】A．He is anxious to find a cure for his high blood pressure. B．He doesn't think high blood pressure is a problem for him. C．He was not aware of his illness until diagnosed with it. D．He did not take th...
【单选题】Which of these can increase the risk of high blood pressure?
A.
Obesity
B.
A family history of high blood pressure
C.
Smoking
D.
Consumption of alcohol
E.
All of the above
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