Do you mean a cell Wall?
it called the cell wall
The smooth layer of cells lining the inside of the heart is the endocardium. It provides protection for the heart chambers and valves.
the cell wall
cuticle
Cytoplasm
Skeletal
cell wall
Melanin is a pigment produced by cells called melanocytes. This is the pigment which contributes to skin colour. It also provides some protection from UV light.
cell wall
provides protection from harm
what provides storage for plant cells and takes up most of the plant cell inside
There are many organelles inside animal cells.