Question

Cells are basic structural units of living organisms." It is called so because *

A. cells exhibit a variety of shapes and sizes
B. number of cells varies from organism to organism
C. the smallest living part of an organism is cell
D. cells were first observed in cork by Robert Hooke in 1665

Answer 1

Answer:

option c is correct

Explanation:

I am sure of this

Answer 2

Answer:

The cells are called as structural and functional units of a living body . cells are structural unit as they form the structure of the organism. cells combine to form tissues, which further combine to form organs, organs combine to form organic systems, which further combine to form organism. so,cell is the basic structural unit for all

unicellular and multicellular organisms.

Some of the basic life processes or functions takes place in every cell to keep the organisms alive such as digestion, respiration, excretion, etc., or multicellular organisms. so, the cells are also called the functional unit of life owing to this processes