By which process does the blue ink spread through the jelly?

Diffusion

Explanation:

Diffusion is the process through which the ink is dissolved into the water. It plays an important role in transferring of the solution from area of low concentration to the higher concentration.

in addition to being able to metabolize, grow, digest food, and excrete wastes, what other functions must an organism perform if it is to survive? survival also depends on the ability to maintain one's boundaries, to move, to respond to stimuli, and to reproduce. oxygen is a survival need.