P. Science Co-PC In the human body the breaking down of proteins and removal of waste takes place primarily in which two organ systems?
o circulatory and respiratory
O digestive and excretory

immune and nervous
musculoskeletal and reproductive
Hi

Put each tile to the correct location. categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. 1) scientific theories 2) both 3) scientific hypothesis a). a tentative statement used to guide scientific investigations b). makes predictions about future events c). can be tested many independent researches d). based on observations of natural phenomena e) . a well-established highly reliable explanation