Answer:
Cells are arranged to form different types of TISSUE, which then work to perform specific jobs for the well-being of the animal.
Cyanobacteria released OXYGEN into the atmosphere through photosynthesis
Answer:
They break down dead organisms and recycle nutrients. They directly help to maintain the population sizes of different predators. They primarily eliminate toxins from the water that can harm phytoplankton.
Explanation:
Hope it helps I found it on brainly
Answer:
I’m pretty sure it’s all of the above!
Explanation:
