A flashlight uses four batteries to power it. Which type of current flows inside the flashlight? A. direct B. alternating C. repeating D. pulsating

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

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 of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat