A72-year-old man is diagnosed with a 7 cm primary tumor in his colon, which has spread to the liver. which of the following features indicates that the tumor is malignant?
a. the spreading of the tumor
b. the size of the tumor
c. the patient's advanced age
d. the location of the primary tumor

How did the club fungi get its name? a. it is named for the club-shaped seeds it produces. b. it is named for the way individual species grow together in small groups called “clubs.” c. it is named for the club-shaped area where it produces spores. d. it is named for the club-like mechanism it uses to kill its prey.