9700/12 Biology Feb Mar 2017 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Biology (9700)
خرداد
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
Which of these statements about the formation of haemoglobinic acid are correct?
1) It can only occur with the dissociation of oxygen from haemoglobin.
2) It removes excess hydrogen ions preventing blood becoming too acidic.
3) It is linked to the action of carbonic anhydrase.