Answer: B. Osmosis Across a Membrane
The movement of water across a gradient is called osmosis.
Answer:
una correcta distancia del planeta respecto al sol, la presencia de agua en el planeta, la presencia de la capa de ozono, La presencia de los elementos químicos esenciales, y el campo magnético terrestre
Explanation:
When a meteoroid passes through earth's atmosphere, it heats up due to air resistance. The heat causes gases around the meteoroid to glow. most meteoroids that enter earths atmosphere disintegrate before they hit the ground.