【单选题】Why may chocolate help people prevent heart disease?
A.
Because it contains little fat.
B.
Because it contains flavonoids.
C.
Because it is so tasty.
D.
Because it contains lots of vitamin.
【单选题】患者男性,70岁。有COPD病史,因近日咳嗽、咳痰、气急明显,又出现神志不清,发绀,作血气分析pH7.3,PaO2 40mmHg,PaCO2 70mmHg,应给予
【单选题】Cucumber contains a high content of vitamin C which is five times higher than _____of watermelon.
【简答题】电泳法分离蛋白质主要根据在某一pH值条件下,蛋白质所带的净电荷____而达到分离目的,还和蛋白质的____及____有一定关系。
【单选题】The passage argues for potatoes because it ______.
B.
has more vitamin C than most vegetables
C.
gives you a full stomach feeling
【简答题】电泳法分离蛋白质主要根据在某一pH值条件下,蛋白质所带的净电荷____而达到分离目的,还和蛋白质的____及____有一定关系
【单选题】Cabbage contains this vitamin (A) , and it (B) is essential to sound teeth (C) .
【单选题】患者男性,70岁。有COPD病史,因近日咳嗽、咳痰、气急明显,又出现神智不清,发绀,作血气分析pH7.3,PaO2 400mmHg,PaCO2 70mmHg,应给与
【单选题】患者男性,70岁。有COPD病史,因近日咳嗽、咳痰、气急明显,又出现神智不清,发绀,作血气分析pH7.3,PaO2 40mmHg,PaCO2 70mmHg,应给与
【判断题】Except for vitamin C, Chlorella contains most of the vitamins needed in human nutrition, giving it the potential for becoming an important protein source in many parts of the world.