Organelles

For eukaryotic microbes only

Function of cell wall:

Protection & support

What cells are cell walls found in?

Fungal & Plant

What do cell walls of plants have in them?

Glucose

What do cell walls of fungi have in them?

Chitin

Plasma membrane:

controls what exits & enters the cell

What is the big characteristic of plasma membranes?

They are semi permeable

Cilia:

Sweep materials across cell surface

Flagellum:

Enables a cell to propel and move in different directions

Cytoplasm:

Intracellular fluid

What does the cytoplasm consist of?

Organelles & dissolved nutrients

Endoplasmic Reticulum

The passageway for transport of materials within the cell

What is the ER the synthesis of?

Lipids

What gets modified in the ER

newly formed polypeptide chains

What is the difference between rough ER & smooth ER

Rough ER has ribosomes on it

What do ribosomes consist of?

Various RNA & proteins

What are ribosomes the site of?

Synthesis of proteins

Golgi Apparatus:

Packing of materials into vacuoles to exit cell

Where does final modification of proteins & lipids

Golgi Apparatus

Mitochondria:

Takes in oxygen and glucose and produces metabolic water and carbon dioxide

What is the mitochondria the site of?

ATP Production

What kind of cellular respiration takes place in the mitochondria?

Aerobic

Where do Hydrogenosomes only exist?

Some protozoa

What are Hydrogenosomes the site of?

Anerobic cell respiration

Lysosomes:

digest ingested material or damaged tissues

What do lysosomes specifically consist of?

Enzymes

Chloroplasts:

Store chlorophyll pigments

What are chloroplasts the site of?

light reactions/ photosynthesis

What do chloroplasts produce?

Glucose

Vacuoles:

Provide storage or increase cell surface area

What are vacuoles?

Enclosed membrane globules

Centrioles:

Organize spindle fibers during cell division

What is the purpose of a cytoskeleton?

Holds cell shape, internal organization, cell movement, and locomotion