Bacteria and Archaea

Bacteria and Archaea
Harmless bacteria can turn virulent by which of following?
horizontal gene transfer
vertical gene transfer
phage infection
toxin release
Author: rikazzz Comment
Bacteria and Archaea
Bacteria living in gut of humans that help with digestion have which of following relationship with host?
parasitism
symbiosis
mutualism
commensalism
Author: rikazzz Comment
Bacteria and Archaea
Which of following is an example of nitrogen-fixing bacteria?
Rhodobacter
t phage
e coli
cyanobacteria
Author: rikazzz Comment
Bacteria and Archaea
Which of following does not have a circular chromosome present in them?
bacteria
archaea
animals
none of above
Author: rikazzz Comment
Bacteria and Archaea
Which of following bacteria is an example of slime secreting myxobacteria?
Chondromyces crocatus
neisseria gonorrhoeae.
Thiomargarita namibiensis
vibrio cholerae
Author: rikazzz Comment
Bacteria and Archaea
What is larger organism in Asymbiotic relationship?
host
symbiont
provider
supporter
Author: rikazzz Comment
Bacteria and Archaea
Cocci present in clusters are called:
staphylococci
monococci
diplococci
streptococci
Author: rikazzz Comment
Bacteria and Archaea
When a prokaryote takes up foreign DNA from surroundings its called:
mutant
dead
transformed
transfected
Author: rikazzz Comment
Bacteria and Archaea
Which of following are harmful proteins secreted by bacteria?
exotoxins
endotoxins
lipopolysaccharide
proteoglycans
Author: rikazzz Comment
Bacteria and Archaea
Chloroplasts have been hypothesized to be driven from which of following bacteria?
spirochetes
cyanobacteria
treponema pallidum
salmonella
Author: rikazzz Comment

Go to Page