9700/12 Biology Oct Nov 2016 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Biology (9700)
بهمن
2016
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
The antibiotic tetracycline binds to the small subunit of bacterial ribosomes, stopping protein synthesis.
Bacteria have become resistant to tetracycline due to the effect of mutations.
Which effect could produce resistance to tetracycline?