What are the main organs involved in the digestive system?

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

What factors contribute to the effect an environmental toxin has on the human body?

What is the process by which biological parents pass traits such as hair type or eye color to their children