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الطفرة

QuestionAnswer
ما المقصود بالطفرة هو تغير دائم في المادة الوراثية للخلية
ما هو الجين هو قطعة من DNA
ما هو الأليل الاشكال المختلفة للجين
اذكري اسباب الطفرة الاشعة ذات الطاقة العالية - المواد الكيميائية - عوامل حيوية
Created by: wafaa algrasi
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