Full Definition of AVERAGE. 1. a: a single value (as a mean, mode, or median) that summarizes or represents the general significance of a set of unequal values b: mean 1b. 2. a: an estimation of or approximation to an arithmetic mean.ull Definition of AVERAGE. 1. a: a single value (as a mean, mode, or median) that summarizes or represents the general significance of a set of unequal values b: mean 1b. 2. a: an estimation of or approximation to an arithmetic mean.
Comparative anatomy is the study of the relatedness of species through examining anatomical structures. Some structures, like homologous structures indicate two organisms shared a recent common ancestor, like the arm bones in humans, bats, whales and birds.
Anatomy is the branch of biology that is the consideration of the structure of living things. It is a general term that can include human anatomy, animal anatomy (zootomy) and plant anatomy (phytotomy). In some of its facets anatomy is closely related to embryology, comparative anatomy and comparative embryology, through common roots in evolution. Anatomy is subdivided into gross anatomy (or macroscopic anatomy) and microscopic anatomy. Gross anatomy is the study of anatomical structures that can be seen by unaided vision.