9700/13 Biology Oct Nov 2012 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
بهمن
2012
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 contraction of the heart is coordinated through electrical impulses passing through the cardiac muscle.
Which is the correct order of part of the sequence of these impulses?