[يالبى أنا]

Ch 25
- an essential amino acid is one that
السؤال مني فاهمته الجواب يطلع
must be included in the diet

- aprotein that has been reversibly denatured has
كمان مني فاهمة ايش يعني السؤال والجواب يطلع
temporarily lost part or all of its secondarry or tertiary structure