Science

a process
a belief
an opinion
an experiment

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

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?

This is collection of data made by comparing objects in standard units. in science, the units are metric.