The head group of the molecule determines its chemical properties.

The head groups of the organization are responsible for decision-making.

There are multiple user groups in the company.

There are various social groups in the community.

The pressure group is advocating for stricter environmental regulations.

A monophyletic group consists of an ancestor and all of its descendants.

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.