The function of a shell is to protect an organism's internal organs.
the function of the its shell is to protect the mollusk's very vulnerable and sensitive organs.
The shell membrane is a thin tissue structure upon which the mineralized shell is built.
it is weak
the magic conch shell
A shell function will do nothing unless it is explicitly called by other code, typically in a shell script. A shell script is a runnable, executable process, which can call other shell scripts and/or functions. The question might be worded backwards - it is necessary to write shell functions for shell scripts when certain logical functionality is required to be performed multiple times. Consider a shell function equivalent to a program subroutine - they operate the same way.
It can depend on which shell environment you are using, but what I use is: function something { # body of routine } # call the function something
a hard shell to protect the membrane
fr
The hard shell protects the very soft body of the mollusk.
The leathery shell of a reptile egg is to simply protect the eggs from any predators.
the advantages of a shell is that if something tries to bite you then it cant because the shell is to hard
to secrete calcium carbonate, which hardens and becomes the shell.