9700/12 Biology Oct Nov 2017 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
بهمن
2017
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
The diagram represents a cell surface membrane of a metabolically active cell and the direction of movement of some molecules through the membrane.
Which row shows a process by which the molecules may be moving through the membrane at each of the points 1, 2, 3 and 4?