A great variety of kinds of living things can be sorted into groups in many ways using various features to decide which things belong to which group.
The most closely related standard is at a higher level of sophistication.
| NSES Content Standard C
Life Science: Biological evolution Grades 9-12, page 185 Biological classifications are based on how organisms are related. Organisms are classified into a hierarchy of groups and subgroups based on similarities which reflect their evolutionary relationships. Species is the most fundamental unit of classification. |