Eukaryotic Microbes

Question 1

Hydrogenosomes

Answer 1

Small energy conservation organelle in some anaerobic protists

Question 2

Fungal nutrition

Answer 2

Chemoorganoheterotrophs
Osmotrophy - digest food outside by secreting enzymes and acquire nutrients by absorption

Question 3

Mutualistic connections of fungi

Answer 3

Mycorrhizae - association w plant roots
Lichens - w algae or Cyanobacteria

Question 4

What’s inside fungal cell membrane

Answer 4

Ergosterol

Question 5

What’s inside fungal cell walls

Answer 5

Chitin

Question 6

What are chloroplasts

Answer 6

Type of plastids - pigment containing organelle

Question 7

Describe structure of yeast

Answer 7

Unicellular fungus
Single nucleus
Reproduce binary fission or spore formation (sexual)

Question 8

What are long branched filaments of fungi called

Answer 8

Hyphae

Question 9

What is it called when hyphae of yeast intertwine

Answer 9

Mycelium

Question 10

Two types of hypha( yeast)

Answer 10

Septate hyphae ( septa act as structural support and limit damage when part of hypha is damaged )
Coenocytic hyphae ( no septa)

Question 11

How do hyphae grow

Answer 11

Grow only at tip
High density of vesicles ( produced by Golgi )in the tip
Chitin synthase in some vesicles

Question 12

What is the name of the vesicle rich body that determines direction of hyphal growth

Answer 12

Spitzenkorper

Question 13

What is dimorphism

Answer 13

Fungi switch between yeast and filamentous forms
Response to changes in environment