Paper 1, Oct Nov 2008 | Cambridge AS - A Level Biology (9700) Past Papers
Cambridge
AS & A Level
Biology (9700)
بهمن
2008
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
Neda Bani Which features of collagen result in it having high tensile strength?
1 Bonds form between adjacent molecules.
2 Each three-stranded molecule is held together by hydrogen bonds.
3 Every third amino acid in the polypeptide is small.
4 The primary structure is held together by peptide bonds.
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