Question

what are the building blocks of life why are they so called

Answer 1

building blocks of life are the cells because it's function is more precise for the organism to survive . And because it produces energy for the organism to survive, called ATP from mitochondria .
hope this will help you.
thank you.

Answer 2

Cells are called building blocks of a life as they form the basic structure of an organisms. Cells are called building blocks of life. They are called so because they are basic structural and functions unit of our life