BIOL 510 Exam #1 CRUSH Questions
& Answers
viruses - ANSWERS-Acellular, intracellular parasites
Replicate inside of a living host
Protein shell with genetic material
Lipid envelope or naked
DNA or RNA
prions - ANSWERS-Proteinaceous infectious particles
Misfolding of proteins → creates plaques in the brain
Ex: Mad cow disease
prokaryotes - ANSWERS-Unicellular
No true nucleus
No membrane bound organelles
Circular chromosome
bacteria - ANSWERS-Diverse metabolisms
Energy from organic/inorganic chemicals
Peptidoglycan cell walls & lipid bilayer cell membrane
Target of antibiotics
archaea - ANSWERS-Lack peptidoglycan + lipid monolayer membrane
Not affected by antibiotics & not pathogenic to humans
, Can contain introns/more complex DNA
Extremophiles
Methanogens → methane
Halophiles → salt
Thermophily → temperature
fungi - ANSWERS-Use chitin for cell walls
Organic chemicals for energy
Contain cabron
Multicellular → mold, mushrooms
Unicellular → yeast
protists - ANSWERS-all unicellular
Protozoa are animal-like
Protophyta are plant-like → algae
Slime molds are fungus like
multi-celled parasites - ANSWERS-Helminths: flatworms and roundworms
Infect GI tract and internal organs
Lister - ANSWERS-emical disinfectant to prevent surgical wound infections (Listerine!)
coccus - ANSWERS-
rod - ANSWERS-
& Answers
viruses - ANSWERS-Acellular, intracellular parasites
Replicate inside of a living host
Protein shell with genetic material
Lipid envelope or naked
DNA or RNA
prions - ANSWERS-Proteinaceous infectious particles
Misfolding of proteins → creates plaques in the brain
Ex: Mad cow disease
prokaryotes - ANSWERS-Unicellular
No true nucleus
No membrane bound organelles
Circular chromosome
bacteria - ANSWERS-Diverse metabolisms
Energy from organic/inorganic chemicals
Peptidoglycan cell walls & lipid bilayer cell membrane
Target of antibiotics
archaea - ANSWERS-Lack peptidoglycan + lipid monolayer membrane
Not affected by antibiotics & not pathogenic to humans
, Can contain introns/more complex DNA
Extremophiles
Methanogens → methane
Halophiles → salt
Thermophily → temperature
fungi - ANSWERS-Use chitin for cell walls
Organic chemicals for energy
Contain cabron
Multicellular → mold, mushrooms
Unicellular → yeast
protists - ANSWERS-all unicellular
Protozoa are animal-like
Protophyta are plant-like → algae
Slime molds are fungus like
multi-celled parasites - ANSWERS-Helminths: flatworms and roundworms
Infect GI tract and internal organs
Lister - ANSWERS-emical disinfectant to prevent surgical wound infections (Listerine!)
coccus - ANSWERS-
rod - ANSWERS-
