Question

why cell is said to be the smallest unit of our body

Answer 1

cell is known as the fundamental unit of life..as we know our body work due to the functioning of organs and organs are made up by combing similar type of tissues and tissues are made up of cells ..that is why we call cell as the smallest unit of life .

Answer 2

I don't know . because smallest unit of all matter is atom. but we are always told that cells are the smallest unit of our body.