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

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

During the process of blank and molecules such as a glucose must use a protein channel to cross through a cell membrane

In response to framton's dialogue about his health issues, mr. sappleton replies: "no? " said mr. sappleton, in a voice which only replaced a yawn at the last moment. then she suddenly brightened into alert not to what framton was saying. what does this statement reveal about how mrs. sappleton feels about framton? a) she finds him boring. b) she's happy he came by. c) she finds him annoying. d) she feels sorry for him