Khuech tan thu dong:

Phan tu tu noi nong do cao den noi co nong do thap do dao dong nhiet

Van toc khuech tan phu thuoc vao gradient nong do ben ngoai va ben trong te bao

Van toc khuech tan giam dan deu khi nong do 2 phia dat can bang

Van chuyen nuoc, chat tan trong nuoc va lipid

Khuech tan de dang:

Dung pro van chuyen nam tren mang te bao (permease)

Van toc nhanh hon khuech tan thu dong

Su van chuyen co chat qua mang nho gradient nong do, ko con gradient nong do thi su van chuyen vao ben trong te bao se dung lai

Ko can them bat cu mot nguon nang luong nao

Van chuyen chu dong:

Nguoc gradient nong do, nho pro permease

Su dung nang luong ATP, neu uc che san sinh nang luong thi cung uc che van chuyen tich cuc

Co che khuech tan de dang va van chuyen chu dong: co dinh 1 phan tu chat tan o ngoai mang, thay doi cau hinh, mang chat tan vao trong te bao, phuc hoi cau hinh de tiep tuc van chuyen

Chuyen nhom: 1 ptu duoc chuyen vao trong te bao bang thay doi ve mat hoa hoc phosphoryl hoa: glucose (ben ngoai) thanh glucose_P (ben trong)