True or false; the advice of the physician in and of itself has been shown to be ineffective in increasing smoking cessation rates.

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

In which of the following relationships is one organism always benefited while the other organism is always harmed

Which of the follow describes a disadvantage secondary sources have compared to primary sources?