Question

what is proper define of cell ?

Answer 1

cell means which is having small structure and functional unit of any living organism is known as cell

Answer 2

cell is the fundamental character in which all types of system works with proper co ordination.
in animal cell, cell wall is absent but you will get cell wall in plant cell.
in your school/office there are some benches ,etc why they makes sound when we drop something on it becoz they have cell wall,but human body does not:):):)