Bacteria Flashcards
What are methanogens?
produce methane
What are halophiles?
like it salty
What are cocci?
spehrical
What arwe bacilli?
rod shapped
What are spirilla or spirochetes?
spiral shaped
What are coccobacilli?
short rods
What are square bacteria found?
salty pools
What are prosthecae?
bacteria with extensions
What are vibro?
gently curved rods
What are pleomorphism?
variations in shape
What are diplococci?
spherical in spairs
What are strepto cocci?
spechiral in chains
What is staphlylococci?
spehcial in clusters
What are tetrads?
cocci in groups of 4
What are sarcinae?
cocci in groups of 8,16,32
What color do thick peptidoglycan walls stain?
Gram posotive and purple
What color do thin walls inside an outer lipid layer stain?
Gram negative and pink
How can you identify bacteria?
Whether they move or not
how they move
A slimy layer they secrete
What are heterotrophs?
consumers
What are chemoheterotrophs?
take in organic molecules for carbon supply and energy
What are photoautotrophs?
use sunlight to make food through photosynthesis
What are cyanobacteria?
found in fresh water, salt water, on land
What do cyanobateria have?
chlorophyll and a blush pighment called phycocyanin
What are chemoautotrophs?
make organic carbon miolecules from co2
What elements do chemoautoptrophs use?
amonia, hydrogen sulfinde, nitrates, sulfur, or oxygen
Where can chemoautotrophs be found?
communities at the bottom of the ocean
What are obligate aerobes?
bacteria that must have oxygen to survive
What is bacteria anaerobe?
Bacteria that must live without oxygen
What is botuliism?
causes serious food poisoning
What is an example of an obligate anerobe?
Clostridium botulinum
What are faculative anaerobes?
Bacteria that dont require oxygeen but are not killed by it
WHat can faculative anaerobes do?
cellular resperation and fermentation
What is ecoli?
anaerobically in your intestine, and aerobically in contaminated water
Who came up with techniques to isolate and identify disease casusing microorganisms?
Robert Kush
What did he do to grow bacteria in pure culture?
Agar
What did he prove was caused by bacteria?
Anthrax
What is inoculation?
Adding bacteria to a culture dish
