Short Answer
1.
useful purpose; it is uncontrollable and progressive.
is a new formation that serves no
2.
is a new formation that may grow
slowly and remains localized.
is also known as personalized medi-
3.
4.
cine and is based on genetic understanding of a pa-
tient's disease.
is a new formation that is invasive,
grows rather rapidly, is anaplastic, and is capable of
metastasis.