Chapter 4
Anatomy of Prokaryote Cells

All Cells

What is the primary function of the

4 biological (organic) molecules
–

 

Nucleic acids-

–

 

Proteins- 

–

 

 

Carbohydrates- 

–

 

 

 

Lipids 

 
Cell Sizes
Cell size comparisons

 

Basic differences Prokayotes vs Eukaryotes?

 

 

 

 

 

3 basic prokaryotic Cell Shapes

Cocci - 

 

 

Bacilli -

 

 

 

Spiral shapes

 

 

 

 
 

Internal Structures

 
What structure do all cells have?

 

Why is this important?

 
 

 

Anatomy of Prokaryote Cells

 

Nuclear region

 

 

 

 

Plasmids

 

Why are they useful for scientists?

 

 

 Endospores 

 

Why are they an advantage?

 

Are they used for reproduction?

 

 

Anatomy of Prokaryote Cells

 

Plasma membrane function?

 

 

 

Facilitated diffusion

Active Transport

Key advantage or disadvantage?

 

 

Anatomy of Prokaryote Cells

Peptidoglycan  What is it?

Gram + cell wall  How does it look?

 

Gram - cell wall  How does it look?

 

Gram + vs Gram -  Key differences?

 

 

How does the structure make the cells stain differently?

 

Gram stain procedure Know the basics

Gram stain

 

 

 

Glycocalyx 

 

Capsule  How does it stain?

 

Function?

 

 

 

How is it an advantage for Pathogens?

 

Flagella

•Function and advantage?
 
 
Spirochete

 

how does it move?

 
 

Fimbriae
 

Function?

 

 
 

Origins of the eukaryotic cell

Theory of Serial Endosymbiosis
Chloroplasts What eukaryotic structure did it evolve to?
Mitochondria?
 

Who is the scientist who proposed this theory?