Nutrients move through the ecosystem<span> in biogeochemical </span>cycles<span>. A biogeochemical </span>cycle<span> is a circuit/pathway by which a </span>chemical<span> element moves through the biotic and the abiotic factors of an</span>ecosystem<span>. It is inclusive of the biotic factors, or living organisms, rocks, air, water, and </span>chemicals<span>.</span>
One of the many changes are the seasons, ex Winter, Spring, Summer, Fall
Since it has no nucleus it's most likely a<u><em> prokaryote</em></u>
The correct answer should be Diffusion.
It sprouts hope this helps!!!!!