How do contractile vacuoles benefit protists such as paramecia and amoeba A.) By containing and digesting food particles.

B.) By providing a controlled environment for protein synthesis.

C.) By isolating potentially dangerous particles that enter the cell.

D.) By regulating the amount of water within a cell.

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