Gaadiidka iyo dusha isdhaafsiga ee bini'aadamka • Bayoloji

Muhiimadda sagxadaha is-weydaarsiga iyo nidaamyada gaadiidka ee bini'aadamka

Natiijada casharka

I can explain how exchange surfaces and transport systems enable cells in multicellular organisms to be quickly supplied with substances they need to stay alive.