9700/12 Biology Oct Nov 2015 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
بهمن
2015
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
Gama Admin The molecule shown is a polymer of reducing sugars.
Which procedures could be carried out to show that this molecule is a polymer of reducing sugars?
1) Add hydrolytic enzyme and then heat with Benedict’s solution.
2) Dissolve in water, neutralise and then heat with Benedict’s solution.
3) Boil with hydrochloric acid, neutralise and then heat with Benedict’s solution.
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