when cleaning agents are used as anticoagulants, why is it vital that these agents bind divalent cations

Support mangrove trees out of the water. a) pneumatophores b) prop roots c) sand dunes d) tide supports

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.

Why is it impossible for exponential growth to continue forever?