Two types of cells
- Created by: Natasha Mirchandani
- Created on: 11-11-12 10:43
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- Two types of cells
- Prokaryotic
- Eukaryotic
- single cell organisms
- examples:
- bacteria
- most abundant organisms on earth
- archaeans
- many unusual characteristics
- can live in extreme habitats
- bacteria
- examples:
- single cell organisms
- examples:
- yeast
- produces CO2
- amoeba
- paramecium
- diatom
- yeast
- don't have specialized cells + tissues
- examples:
- multi cell organisms
- human beings
- have specialized cells + tissues
- earliest life forms on earth
- stromolites
- rock deposits
- still do carry out the 7 characteristics of life
- contains DNA
- usually exists as a looped molecule
- the nucleus contains the DNA
- scientists suggest eukaryotes arose from prokaryotes
- endosymbiotic theory
- no nucleus or membrane bound organelles
- contain a nucleus + membrane bound organelles
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