Transport in Mammals Quiz (3) Biology AS Level
CIE
AS & A Level
Biology (9700)
فروردین
2010
شامل مباحث:
UNIT 8: Transport in mammals
تعداد سوالات: 20
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
25 دقیقه

پیش نمایش صفحه اول فایل
The graph shows changes in the volume of the ventricles during a single cardiac cycle.
Which row is correct for the atrioventricular valve at P and for the semilunar valve at R?