SAT Subject Test in Biology › Other Cell Structures
Which of the following characteristics are true of all enzymes?
Three of the answer choices are correct.
Enzymes do not alter the equilibrium constant.
Enzymes are not used up in the reaction.
Enzymes are sensitive to temperature and pH.
None of the answer choices are correct.
____________ are hollow tubes made up of polymerized tubulin that provide support throughout the cell.
Microtubules
Cilia
Fibrae
Actin
Flagella