Indicate true (T) and false (F) statements below regarding the regenerative capacity of the planarian Schmidtea mediterranea. Your answer would be a four-letter string composed of letters T and F only, e.g. TTTF. ( ) When the animal is starved, some of its cells are cannibalized by other cells. ( ) The differentiated cells in the animal's body are continually replaced. ( ) Even a single healthy cell can rescue a lethally irradiated animal from death. ( ) Only neoblasts are capable of rescuing a lethally irradiated animal from death.