one group; one squad
Refers to a single group or squad, often in organizational or military contexts.
One squad will be in charge of this mission.
Group 1; Squad 1
Used as a proper noun-like label for the first group or squad in a numbered sequence.
Members of Group 1, please gather here.
the whole group; the entire squad
Emphasizes the group as a whole, often in contexts where collective action or unity is highlighted.
The entire squad worked together to solve the problem.