92
48
13
11
Cell death
Cellular respiration
Cell division
Cellular communication
Proteins
Quarks
Cells
Organelles
20
200
400
1000
Nucleus
Golgi Apparatus
Mitochondria
Endoplasmic Reticulum
Population
Community
Biosphere
Ecosystem
Smooth Reticulum
Chloroplast
Cellular parts
Organs
Celluoplasts
Aristotle
Captain Hooke
Robert Hooke
James Watson