All organisms are made of one or more cells.
Human cells fall into 7 different categories.
The cell is the basic unit of life of all living things.
All cells come from exisiting cells.
Do not have a nucleus.
Have a nucleus.
Reproduce only twice a month.
Only live in very warm environments.
Successfully mating a pig and a horse.
Discovering that bacteria can only grow within certain temperature ranges.
Discovering cork cells.
Fighting Peter Pan.
Oganelles, organ systems