Cell characteristics 2010

Intro to Cell Theory.
Prokaryotes vs. Eukaryotes
7th Grade Science

1. The Cell Theory
•All organisms (living things) are
made up of one or more cells.
•The cell is the basic unit of all living
things.
•All cells come from existing cells.

3. All cells have…
•Cell membrane
•Cytoplasm
sigh – toe – pla - zum
•Organelles
•DNA

5. Prokaryotes
Pro – Carry - Oats
Eukaryotes
You – Carry - Oats

6. No Nucleus
Nucleus
No Membrane-
bound organelles
Membrane-bound
organelles

7. Let’s recap.
What does cell theory state?
What do all cells have?
What are two key differences between
prokaryotes and eukaryotes?

8. Prokaryotic Cell
Eukaryotic Cell
Group Poster – 15 minutes
Listen for your word assignment!