sac
It is oval in shape.It is a oval sac like structure.
lacrimal canal no no it's lacrimal sac
They are known as the ' sac fungi ' for this reproductive structure.
The external sac-like structure of the male reproductive system is called the testes which reside in the scrotum.
Ascus.
It is the scrotum.
amniotic sac
The cell membrane
A vacuole.
The immediate protector of the heart is the pericardium, which is the sac that surrounds the heart. The heart is also protected by muscle, bone, and skin.
That structure is called the gallbladder, and produces bile.