4. A low tide is at what point on the land when the tide goes out? a. The lowest point on land
b. The lowest point halfway down the seashore
c. The highest point on land

What is the following best defines climate?

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.

Describe the relationship between isotonic solutions, equilibrium, and water movement into and out of a cell.