But a community contains Population and community are different levels of the biosphere as a population contains
All of one species, all the different species in an area
All living things, all non living things
All of one species, only the non-living things
D All living things, only one species

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.