Please help Thnks .

How had the study of mitosis affected scientists knowledge of cancer

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.