Fungi and Protists Flashcards
Fungi are in which domain of life?
Eukaryota
These fungi digest dead organisms
Saprophytic
These fungi digest live organisms
Parasitic
Mutual benefit of two independent
organisms
Symbiotic
Hyphal structure is shaped like a ____
Tube
- Tough cell wall
- A plasma membrane
- The inner lumen contains the cytoplasm & organelles
- Has a large surface : volume ratio
Hyphae
Some hyphae have cross walls called
Septae
True or False?
Septate hyphae are not discrete cells.
True
Fungal cell walls contain ____
Chitin
What is the most common asexual method of replicaiton for fungi?
Spore formation
Sexual reproduction in fungi produces
Zygospores
Any eukaryote that is not a Fungi, plant or animal is a
Protist
How are protists grouped?
It’s made up due to lack of common heritage
These are characteristics of
- Free living
- reside in decaying organic matter
- associate with other organisms
Protists
- The oldest eukaryotes
- have one or more flagella
- Most have an oral feeding groove
Excavata
These are characteristics of
- Exist as a plasmodium : multinucleated, cytoplasmic mass
- No individual cell membrane
- Creep along, phagocytosing decaying plant material
Acellular slime molds
When stressed, protists reproduce
sexually
These are the only two things that relate this super group
- Contain plastids
- Cellulose containing cell walls
SAR
- Alveolates
- Stramenopiles
- Rhizarians
The subgroups of SAR protists
This SAR subgroup are parasites
Alveolates
This SAR Subgroup causes malaria
Plasmodium
Plasmodium’s two different forms
- Sporozoite: Infective form
- Merozoite: Vegetative form
