9700/13 Biology May Jun 2010 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
شهریور
2010
مشاهده نمونه سوال
شامل مباحث:
AS Level
تعداد سوالات: 39
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه
پیش نمایش صفحه اول فایل
Neda Bani Which statements describe some enzyme actions?
1) Enzymes hold reacting molecules in such a way that their reactive groups are brought close together.
2) In an enzyme-catalysed reaction, more molecules have sufficient energy to react than in the absence of the enzyme.
3) Reactions catalysed by enzymes take place at a lower temperature than they would without the enzyme.
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