IBBiology @Skyline High School

                                                                                                                                                                     

 

Prokaryotic Cell Structure and Function (5 days)

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Assessment Statements:

2.1.3

State that unicellular organisms carry out all the functions of life.

 

2.2.1

Draw and label a diagram of the ultrastructure of Escherichia coli (E. coli) as an example of a prokaryote.

 

2.2.2

Annotate the diagram from 2.2.1 with the functions of each named structure.

 

2.2.3

Identify structures from 2.2.1 in electron micrographs of E. coli.

 

2.2.4

State that prokaryotic cells divide by binary fission.

 

D.1.7 Outline the contribution of prokaryotes to the creation of an oxygen-rich atmosphere.
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What You Need to Know

Draw and/or label the different shapes of prokaryotic cells

Identify and know the functions of the following structures of a prokaryotic cell

Cell Membrane

Nucleiod

Plasmid

Cytoplasm

Ribosome

Cell wall

Pili

Capsule

Flagella

Describe the shape of prokaryotic DNA (circular and naked).

Describe the steps of binary fission

 

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Unit Activities List:  

Unit overview (pdf)

Cell theory webquest (not done in 2011-2012)

Cell theory timeline (doc) (not done in 2011-2012)

Independent notes on prokaryotes (pdf)

Prokaryotic structure notes (doc)

Rules of lab drawing

Binary fission notes

Inner visions video clip

Eukaryotic cell structure notes (doc)

Prokaryotic vs. eukaryotic cells comparison (doc)

Evolution of eukaryotes note blanks (doc)

Evolution of eukaryotes note presentation

Margulis and the question of how cells evolved

Endomembrane system function notes (doc)

Viewing cells lab

Plant and animal cell drawings and and comparison

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Key Terms:

prokaryote

eukaryote

naked

plasmid

nucleoid

nucleus

mitochondria

chloroplast

binary fission

plasma membrane

ribosome

organelle

cytoskeleton

diffusion

vesicle

peptidogylcan

cellulose

chitin

flagella

archaea

eubacteria

protoctista

plant

animal

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Helpful Links:

Eubacteria

Researchers not hung up on cell phone bacteria

 

"When we tug at a simple thing in nature, we find it attached to the rest of the world."  John Muir