وفر 50٪ من خلال الاشتراك السنوي في مجرة واحصل على تصفح لا محدود لأفضل محتوى عربي على الإنترنت.

اشترك الآن

تمت عملية الاشتراك بنجاح

إغلاق

عذراً، عذرا،أنت مشترك مسبقاً بالنشرة البريدية

إغلاق

عذراً، هناك مشكلة في البريد الالكتروني

إغلاق
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get_post_type: string(7) "concept"

الطب

استقلاب ( أيض - تمثيل غذائي) |  Metabolism

26 أبريل 2020


هي مجموعة التفاعلات الكيميائية التي تجريها خلايا الكائنات الحية لاستمرار حياتها،تشمل هذه التفاعلات نوعين من العمليات الرئيسية وهي هدم المواد الغذائية للحصول على الطاقة ، والبناء لاصطناع مركبات ضرورية للخلايا والجسم.