Which of the following is a good reason for why tobacco smoke is considered a carcinogen?

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

Which of these definitions have been paired with the correct type of cell?

In what ways does a sanitary landfill differ from an open air landfill?