9700/12 Biology May Jun 2010 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Biology (9700)
شهریور
2010
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
Nafiseh Naderi A student wrote down three statements about antibodies.
1 Their structure depends on peptide, hydrogen and disulfide bonds.
2 They are protein molecules with both tertiary and quaternary structure.
3 Four polypeptides provide four antigen binding sites.
Which statements are true?
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