The membrane helps protect the cell,it realy keeps them from being damaged.the function is the blood or could be the exoskeleton just to keep that cell protected!
B. They make their own food, Position 1 because all of those animals would have jaws. B. Cellular Respiration, A. They belong to the same kingdom but different phyla.
Guess it would be B. Is my answer
Mitosis- when a single cell divides to make two genetically identical "daughter cells"
This method helps that body produce new cells for both growth and repair for aging or damaged tissues throughout the body