Bio 25 ch 25 sg
A chain of round bacteria would be called:
cocci
Most bacterial cells keep from bursting in a hypotonic environment by _______________________.
having a cell wall
Mad cow disease is an example of an infection caused by a?
prion
Gram-positive bacteria would stain __________ in a gram stain because of a thick layer of __________ in their cell walls.
violet; peptidoglycan
Bacteria may reproduce by:
Budding, binary fusion, and fragmentation.
Some bacteria avoid being phagocytized by a host's immune system by means of a ___________________________.
Capsule/Slime layer
Name the three shapes of bacteria.
Cocci, bacilli, and spirllium
The bacterium that causes botulism disease is harmless until it?
Contains a certain prophage
_________ are dormant structures formed by bacteria in response to adverse environmental conditions.
Endospores
How does Penicillin work:
It interferes with peptidoglycan synthesis, resulting in a fragile cell wall that cannot protect the cell.
Within Bacteria, small circles of DNA called ______________ exist in addition to the bacterial chromosome.
Plasmids