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
omer uner The three main factors that affect the rate of diffusion across a membrane can be expressed by the relationship shown.
rate of diffusion is proportional to $\frac{{surface{\text{ }}area \times concentration{\text{ }}difference}}{{thickness{\text{ }}of{\text{ }}membrane{\text{ }}}}$
Which changes in the factors would result in the rate of diffusion doubling?
1- Surface area has doubled.
2- Concentration difference…
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