Which describes a similarity between abiotic and biotic factors? they may include things that were once living. they are both necessary for organisms to survive. they are not usually important parts of the environment. they can be easily replaced if they are used or destroyed.?

Which of the following statements best distinguishes a hypothesis from a theory? a. theories are hypotheses that have been proved. b.hypotheses are guesses; theories are correct answers c. hypotheses usually are relatively narrow in scope; theories have broad explanatory power. d. theories are proved to be true; hypotheses are often contradicted by experimental results.