Categories of Cells
1. Explain the word origin of Prokaryotic and
Eukaryotic cells
2. List the characteristics of Prokaryotic and
Eukaryotic cells
3. Visually recognize Prokaryotic and
Eukaryotic cells
Both share "Karyose“ which means kernel or nucleus
Prokaryote
Pro = before
Before a nucleus
Or
Without a nucleus
Eukaryote
Eu = true or good
Possessing a true
nucleus
Or
With a nucleus
Prokayotes
◦
◦
◦
◦
◦
Bound by a plasma membrane
No membrane bound nucleus
Contains ribosomes
No other cell organelles
Appeared about
four billion
years ago
Region of
DNA
Plasma
membrane
Cytoplasm
Eukarotes
◦ Bound by a plasma membrane
◦ Contains cytoplasm
◦ Membrane bound nucleus
◦ Numerous membrane-bound organelles
◦ Complex structure
◦ Appeared approximately one billion years
ago
Plasma
membrane
Cytoplasm
Nucleus
Cell organelles
www.cod.edu/people/faculty/fancher/prokeuk.htm
www.cdli.ca/courses/biol2201/unit01_org02_ilo01/b_activity.html
Exit ticket
Use a piece of looseleaf paper to describe the
differences between Prokaryotic cells and
Eukaryotic cells. Include the terms plasma
membrane, nucleus, and organelles.
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Study vocabulary words. Then quiz yourself
on them.
Go to book pg __, look at figure __.
In your notebook, use an entire page to draw
a eukaryotic cell and label its parts.
Use a second page to draw a prokaryotic cell
and label its parts.