Select the statement that best describes the role of the immune system.
a. the immune system is responsible for keeping invaders from entering the body. b.the immune system is responsible for recognizing foreign invaders. c.the immune system is responsible for attacking viruses. d.the immune system is responsible for preventing illness and defending the body from harmful foreign substances

Many dentist offices prefer i appreciate cherries because the use of these trays or what

Fats are the most concentrated form of

Which statement best illustrates that problem solving can create new medical devices? robert hooke was in charge of verifying the information that was sent to the royal academy. william harvey did experiments with apes to learn about the circulatory system. the stethoscope was invented because the physician did not want to put his head on women's chests to listen to their heart and lungs. anton van leeuwenhoek was a very curious man and looked at just about everything under this microscope.