There are various social groups in the community.

Fuchsian groups are discrete subgroups of the group of Möbius transformations.

Monophyletic groups are important in evolutionary biology.

Abelian groups are fundamental objects in abstract algebra.

Pressure groups play a significant role in influencing government policies.

Derived groups are an important concept in mathematics.

There are many different point groups in crystallography.

Ratepayers groups play an important role in advocating for the interests of local residents.

Affine groups are important in mathematics.

There are four main blood groups: A, B, AB, and O.