What would happen if starfish were removed from an ecosystem?

If starfish were removed from the ecosystem ,urchins and overgraze on kelp, creating a shortage of food and habitat for otters, fish, and other marine life.

Explanation:

the electromagnetic spectrum includes, from longest wavelength to shortest: radio waves, microwaves, infrared, optical, ultraviolet, x-rays, and gamma-rays.

i would say the prokaryotic cells the prokaryotic cells are less complex, are usually found only in unicellular organisms and have more limited capabilities than eukaryotic cells.