An element.
A group of plant cells working together forms plant tissue.
One would be a trio
a carboxylic acid group, or carboxyl group
Biologists refer to a group of individuals of the same kind occupying a given area at the same time as a population. This term is commonly used to study and describe the characteristics, behavior, and dynamics of a specific group of organisms within an ecosystem.
A group of people
A large crowd or mob.
A throng or a crowd.
throng
Crowd, assembly, throng, mass.
It is an assembly, a large gathering of people, or a big group.
throng
Mass, crowd, throng, pack, herd.
Colin Peters is correct. But I believe a group of snakes is a 'nest' of snakes.
a crowd of people
A throng is a bunch of things. So some antonyms for the word, "throng," are "individual," "single," and "one."
The crowd was huge and she lost her child in the throng.