अन्य अणुओं से स्वतंत्र होकर झिल्ली के पार किसी अणु की गति को क्या कहा जाता है?

A eukaryotic cell exposed to ouabain shows gradual swelling and lysis. This effect is primarily due to the inhibition of which process that maintains electrochemical gradients?

What is the primary passive process by which gases move into and out of cells?