Question

Atoms are the most basic unit of matter. Two or more atoms from the same or different elements can combine to form molecules.

Cells are the most basic unit of life. Cells are made up of many different types of molecules. Which of the following accurately shows higher levels of organization within organisms, from least complex to most complex?
A. cells → organs → organ systems → tissues → organism
B. cells → tissues → organs → organ systems → organism
C. cells → organ systems → organs → tissues → organism
D. cells → organs → tissues → organ systems → organism
-IF POSSIBLE PLS EXPLAIN Y THE OTHER ANSWERS ARE INCORRECT-

Answer 1

The correct answer is A
The order is the biggest of them
Cell is first , than the organs, then the organ system, then tissue, to the smallest which is organism