Why are Methanogens named that?
Because they produce methane.
Cyanobacteria produce a lot of __________ for the atmosphere.
oxygen
Are Methanogens named after the conditions in which it lives?
no
An obligate aerobe must live in _____________
an environment with oxygen
When a virus infects a cell, what does it send into the cell?
nucleic acids
Which kind of microscope has the greatest magnification: TEM, STM, or a light microscope?
STM
Are proteobacteria gram-positive or gram-negative?
gram-negative
organisms that live in especially harsh conditions are called________________
extremophiles
oxygen
Which term refers to the cell's plasma membrane breaking down and its contents spilling out into the environment?
lysis
In nitrogen fixation, the production of nitrate requires how many types of bacterium?
3
Bacteria that are rod shaped often have _________ in their name.
bacillus
extremophiles belong to the domain __________
Archaea
Organisms that can perform aerobic respiration but can switch to fermentation when little or no oxygen is present are called ____________
facultative anaerobes
Once a virus gets its nucleic acid into a cell one of 2 cycles will take place, what are those 2 cycles?
Lytic cycle and lysogenic cycle
In nitrogen fixation, the production of ammonia requires how many types of bacterium?
1
If a bacterium lives in a host normally and doesn't cause illness we would say that it is part of ___ __________ __________
the normal flora
Peptidoglycan is a chemical missing from the cell walls of which domain of organisms?
Archaea
When a gram stain is applied, bacteria that are ________ appear blue/purple
gram-positive
In which cycle does the virus reproduce repeatedly before releasing new virons by lysis?
Lytic Cycle
What is nitrogen fixaton?
The conversion of atmospheric nitrogen into a nitrogen-containing molecule that organisms can use.
Gram-positive bacteria are split into what 2 groups?
firmicutes and actinobacteria
______ is a prokaryote that lives in very salty environments.
halophile
When a gram stain is applied ___________ bacteria appear red.
gram-negative
In which cycle does viral DNA replicate with the cell and remain inside the cell, causing a latent infection?
Lysogenic Cycle