BACTERIA Review Flashcards
What is the type of cell that lacks a nucleus and other organelles?
Prokaryotic Cells
Which is the smallest and most common micro-organisms?
Eubacteria
Of the two bacterial kingdoms, which kingdom is more closely related to eukaryotes?
Eubacteria
This kingdom is the most ancient organisms and live in harsh environments
Archaebacteria
Bacteria cell walls which contain peptidoglycan (gram positive), stain this color
Purple
Gram negative cells stain this color
Pink
Part of the cell responsible for controlling what enters and exits the bacterium
The cell Membrane
Peptidoglycan is found in this structure in Eubacteria
Cell Wall
Some bacteria are propelled by this structure
Flagellum
A random change in the DNA of bacteria
Mutation
Bacteria that can survive with or without oxygen
Facultative Anaerobes
Bacteria that requires a constant supply of oxygen in order to live
Obligate Aerobes
Bacteria that live in the absence of oxygen
Obligate Anaerobes
Bacteria play a major role in the “fixation” of this gas into a form which is useable by plants
Nitrogen
Rod shaped bacteria is called?
Bacillus
Spiral shaped bacteria is called?
Spirillum
Bacteria that use organic chemicals for their energy source and organic compounds for their carbon source?
Photoautotroph
Bacteria that use light for their energy source and use CO2 for their carbon source are called?
Chemautotroph
Compounds are used by chemautotroph for a source of energy
Carbon Dioxide
The process of producing energy without the use of oxygen
Fermentation
Enables bacteria to exchange genetic information through the production of a cytoplasmic bridge
Conjugation
A small circular piece of DNA is transferred during conjugation
Plasmid
Asexual reproduction of bacteria where the daughter cells produced are not equal in size
Binary Fission
Formed to allow a bacteria to survive in harsh conditions, they can grow and reproduce when conditions before more favorable
Endospore formation
Used to treat bacterial infections
Antibiotics
The simple preventative action is one of the best ways to prevent diseases
Wash Hands
A chemical that kills micro organisms on the skin or living tissue
antiseptic
A chemical used to kill bacteria on non living surfaces
Disinfectant
Results in bacterial stains where antibiotics are used to frequently and no longer effective
Super bug
Compared to viruses bacteria are much ____ in size
Larger
