+**B3b** often designates a specific variant or subtype within a larger [Classification System](/wiki/classification-system). It signifies a particular characteristic or [Group](/wiki/group) identified for study. Its presence helps refine understanding of broader categories.
+## See also
+- [Taxonomy](/wiki/taxonomy)
+- [Variant](/wiki/variant)
+- [Subtype](/wiki/subtype)
... 1 more lines