• Race is a group of people who share similar and distinct physical characteristics.
• A group of animals related by descent and similar in most characters like general appearance, features, size, configuration, etc., are said to belong to a breed.
• A cultivar is a plant or grouping of plants selected for desirable characteristics that can be maintained by propagation.
• A taxonomic category that ranks below species, its members differing from others of the same species in minor but heritable characteristics is called variety.
