(Q).
Q: Molecules move from an area of high concentration to an area of lower concentration until an what is met? Choices: - respiration - freezing point - oxidation - equilibrium A:
(A).
equilibrium

(Q).
Q: What type of flexion is the bending of the neck or body toward the right or left side? Choices: - orbital - cylindrical - ventral - lateral A:
(A).
lateral

(Q).
Q: The brain and spinal cord are part of what system, which serves as a control center? Choices: - primary nervous system - active nervous system - large nervous system - central nervous system A:
(A).
central nervous system