Cell Membrane and Transport Quiz (3) Biology AS Level
Cambridge
AS & A Level
Biology (9700)
فروردین
2010
شامل مباحث:
UNIT 4: Cell membranes and transport
تعداد سوالات: 20
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
25 دقیقه

پیش نمایش صفحه اول فایل
Dialysis (Visking) tubing is an artificial partially permeable membrane with pore sizes of approximately 2.5 nm. Glucose molecules have a diameter of about 1.5 nm and can pass through the pores in the membrane.
What else can pass through the pores?
1- bacteria
2- haemoglobin
3- ribosomes
4- fructose