Indicate True (T) and False (F) Statements Below Regarding the Properties

Short Answer

Indicate true (T) and false (F) statements below regarding the properties of cancer cells. Your answer would be a four-letter string composed of letters T and F only, e.g. TFFF.
( ) Cancer cells invade and colonize territories that normally belong to other cells.
( ) Unlike in normal tissues, cell death is extremely rare in tumors.
( ) Cancer cells grow and proliferate in defiance of normal restraints.
( ) Malignant tumors are composed of cells that grow and proliferate, but still have not acquired invasiveness.