If a heavy box represents a molecule, which of the following represents passive transport in a cell?

Box sliding down a ramp
Box being pushed up a ramp
Box kept stationary on top of a ramp
Box kept stationary at the bottom of a ramp

Respuesta :

Answer:

Box sliding down a ramp.

Explanation:

Passive either means letting it happen or doing it yourself. The box slid voluntarily.

Box sliding down a ramp