185k views
1 vote
Which of these is the lowest level of organization?

A. Organ
B. Tissue
C. Cell
D. Organ System

User Fmarc
by
4.3k points

2 Answers

1 vote

Answer: The levels, from smallest to largest, are: molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere.

User Dan Hixon
by
4.6k points
1 vote

Answer: Cell

Step-by-step explanation:

All the others are made up of cells

User Paul Harrington
by
3.8k points