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