Which is the best example of a response to an external stimulus? A. drinking water after a long run
B. avoiding the sun by looking for food at night
C. a hungry bear hunting for food
D. falling asleep in the treetops of a forest

How do cells grow and reproduce to maintain homeostasis?

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet