题目

 People ______ at the meeting would have a discussion on pollution. A. were present      B. took part in       C. join in         D. present. 答案：D有关酶和ATP的正确叙述是 [     ]A．酶在代谢中有多种功能B．酶的催化效率总是高予无机催化剂C．温度会影响ATP与ADP相互转化的速率D．正常细胞具有逆转录酶