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الطفرة

QuestionAnswer
ما هو الأليل ؟ هو اشكال الجين المختلفة
ما المقصود بالطفرة ؟ تغير دائم في DNA الخلية
عددي أسباب الطفرة الا الأشعة ذات الطاقة العالية - المواد الكيميائية - عوامل حيوية
اذكري أمثلة للأشعة المسببة للطفرة اشعة X والاشعة فوق البنفسجية
Created by: whama
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