Which of the following describes the fundamental difference between prokaryotic and eukaryotic cells? a. eukaryotic cells are only found in protists, bacteria, and viruses. b. prokaryotic cells are all viruses and rely on the infection of a host cell to replicate. c. eukaryotic cells are the only type of cells that can possess a cell wall. d. prokaryotic cells do not have a true nucleus or membrane-bound organelles.

Organisms are classified, or grouped into categories, based on similarities in their characteristics and/or evolutionary relationships. the study of how organisms are classified is known as

Any sound above what db can cause hearing loss in human beings

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.