9700/12 Biology Oct Nov 2010 Online Test | Cambridge AS and A Level MCQ
Cambridge
AS & A Level
Biology (9700)
بهمن
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
A short piece of DNA 15 base pairs long was analysed to find the number of nucleotide bases in each of the polynucleotide strands. Some of the results are shown below.
How many nucleotides containing guanine were present in strand 1?