Leg Pain Symptoms & Signs. Related. Symptoms & Signs. Pain in the legs can occur as a result of conditions that affect bones, joints, muscles, tendons, ligaments, blood vessels, nerves, or skin. Leg pain can occur in the foot, ankle, knee, behind the knee, thigh, down the back of the leg, or in any part of the leg.
Taxonomy is the science of classifying and defining all organisms. This comes from Ancient Greek taxis (meaning arrangement) and nomia (meaning method). The way taxonomy goes is: domain #-># kingdom #-># phylum #-># class #-># order #-># family #-># genus #-># species.
Glossary of terms related to classification and naming of organisms: Classification â a system of naming objects or entities by common characteristics. In a biological sense, classification is the systematic grouping of organisms based on structural or functional similarities or evolutionary history. A process of establishing, defining, and ranking taxa within hierarchical series of groups.