Each enzyme produced by the body is a. open—meaning it is able to catalyze a reaction with any molecule. b. specific—meaning it is only able to catalyze a reaction with a certain molecule. c. immature—meaning it cannot catalyze a reaction until many years later. d. incomplete—meaning it requires other parts before it is able to bind to a mole

What is histamine and what is its role in allergic reactions

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment