A stiff outer covering is often referred to as an exoskeleton, which is a rigid external covering found in some animal species, such as insects and crustaceans. This protective structure provides support, protection, and attachment points for muscles.
The outer covering of an animal cell is the cell membrane. The outer covering of plant cells is the cell wall, which is much stronger and stiff.
The outer covering of the grain is called Husk.
The outer covering of an egg is called the shell.
Periosteum is a membrane that lines the outer surface of all bones,[1] except at the joints of long bones.
The tough outer covering of bone is called the periosteum. It is a dense connective tissue that protects the bone and plays a role in bone growth and repair.
Wombats have a covering of stiff, coarse hair.
If you mean plants, then it is called the cell wall.
The stiff outer covering that protects plant cells is called the cell wall. It provides structural support and protection to the cell, helping maintain its shape and prevent it from bursting.
The outer covering of an animal cell is the cell membrane. The outer covering of plant cells is the cell wall, which is much stronger and stiff.
what is seahorse outer-covering
The outer covering of the eyeball is cornea.
Amphibians do not have outer covering.
Bat is a mammal, so it's outer covering is hair whereas bird's outer covering is feather.
A seals outer covering is thick skin.
an ant's outer covering is their exoskeleton
Tonoplast is the outer covering of vacuole
Camels have hair as their outer covering.