MCQ
Which sequence correctly arranges the levels of organization from simplest to most complex?
Unit-1 The Science of Biology
A Molecule, Cell, Tissue, Organ, Organ system, Organism
B Cell, Molecule, Tissue, Organ, Organism, Organ system
C Atom, Tissue, Cell, Organ, Molecule, Population
D Organ, Tissue, Cell, Molecule, Atom, Community
Explanation

The correct order from simple to complex is molecule, cell, tissue, organ, organ system and organism.