【单选题】Both diet and exercise ______ blood pressure.
【简答题】____________(众所周知), a balanced diet and exercise keep one fit and healthy.
【判断题】蛋白质生物合成中,一种tRNA可携带不同的氨基酸。
【简答题】阅读理解。 Diet Coke, diet Pepsi, diet pills, no-fat diet, vegetable diet… We are surrounded by the word 'diet' everywhere we look and listen. We have so easily been attracted by the promise and potential ...
【简答题】阅读理解。 Diet Coke, diet Pepsi, diet pills, no-fat diet, vegetable diet… We are surrounded by the word 'diet' everywhere we look and listen. We have so easily been attracted by the promise and potential ...
【判断题】在蛋白质生物合成中,一种tRNA可携带不同氨基酸。
【单选题】下列叙述正确的是
A.
在蛋白质生物合成中,所有的氨酰tRNA都是首先进入核糖体的A位点