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.
Organisms can be classified into groups according to characteristics that they share. The first big division of living things in the classification system is to put them into one of five kingdoms.These are based on what an organism's cells are like. The table shows the names of the kingdoms and examples of the sort of organisms they contain.rganisms can be classified into groups according to characteristics that they share. The first big division of living things in the classification system is to put them into one of five kingdoms.