A) animal into the bubble.
B) water directly into the animal.
C) bubble into the surrounding water.
D) water into the bubble.

A) diffusion.
B) convection.
C) active transport.
D) both diffusion and convective transport.

A) always diffuses from regions of high concentration to regions of low concentration.
B) will diffuse at a rate exponential to the difference in concentration between regions.
C) involves a passive diffusion component as well as an active diffusion component.
D) diffuses faster compared to charged solutes.