Because all animals belonging to Felidaeâs sister taxa, Viverridae, have long tails, scientists could infer that this character state represents the ancestral trait. Some domestic cats display a rosette pattern on their coats.
measurement system: The metric system of measurement. For a time, the international prototype metre and kilogram were based, for convenience, on the archive standards rather than directly on actual measurement of Earth.
The current international standard metric system is the International System of Units (SystÃ¨me international d'unitÃ©s or SI) It is an mks system based on the metre, kilogram and second as well as the kelvin, ampere, candela, and mole. The SI includes two classes of units which are defined and agreed internationally.