9700/13 Biology May Jun 2019 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Biology (9700)
شهریور
2019
مشاهده نمونه سوال
شامل مباحث:
AS Level
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه
پیش نمایش صفحه اول فایل
Neda Bani An investigation was carried out on the effect of temperature on an enzyme-catalysed reaction.
The enzyme and its substrate were initially placed into separate test-tubes and raised to the temperature required. They were then mixed and placed into four tubes A, B, C and D.
These tubes were incubated for the time and at the temperature stated. The mass of the product formed was then measured.
In which tube was the rate of reaction highest?
پرسش و پاسخ های مشابه
سوال کنید یا به سوالات دیگران پاسخ دهید ...