It is an explosive cell that is used for protection from predators or prey hunting by the species of the phylum Cnidaria
Answer: The cells have differentiated.
Explanation:
The process by which a cell changes from one type to another is called cellular differentiation. When this happens, the cell changes to a more specialized type. So this creates differentiated daughter cells which are important in a multicellular organism because <u>they are able to perform different and specialised functions</u> in an organism.
The answer would be b. decreases