Bacteria, Archaea, Protists, Fungi Flashcards
Domain
Highest level of hierarchy
Kingdom
level below domain
Eukaryote vs Prokaryote
EUK have DNA containing nucleus
Bacteria
No nucleus, single celled
Archaea
No nucleus, single cell
Eukarya
Nucleus, single or multi, Eukaryotes
Prokaryotes
3.6 billion years old, produced oxygen atmosphere, cause half of all human diseases
Bacteria
3.8 billion years ago, single celled, asexual
Bacteria Classification
Coccus, Bacillus, spirillium
Humans and bacteria
more bacteria in single stomach then people on planet
Bacteria benefits
probiotic
Archaea
DNA, cell wall chemical composition, flagella, live in extreme conditions
Protists
very diverse, defined by exclusion, single or multi cell
Protist diversity
Protozoans (chemoheterotrophs), algae (photoautotrophs), molds (Saphrophytic)
Animal like protists
Most unicellular, (giardia, malaria)