سؤال والسلام عبط

[bonno]

vesicles that transfer substances between rER and Golgi apparatus & between Golgi apparatus and Plasmalemma to ( extrude ) screte the substances out of the cell are :
1- consist of phospholipid
2- consit of carbohydrates
3- consist of proteins
4- automatic يعني ===>> ((( don't nee aid for movement )))

choose & give your raisons ???


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