Exercise: Cell Cultivations

Questions for: Cell Cultivations

Radical shifts in pH can be prevented by incorporating
A:
a buffer
B:
an oxidizing agent
C:
a reducing agent
D:
any of these
Answer: A
No answer description is available. Let's discuss.
Stringent anaerobes can be grown in a media by taking special measure as
A:
boiling the media for several minutes
B:
addition of cysteine
C:
passing through oxygen-free nitrogen
D:
any of these
Answer: D
No answer description is available. Let's discuss.
Anchorage -dependent cells require
A:
wettable surface for growth
B:
dry surface for growth
C:
either (a) or (b)
D:
nothing to do with the surface
Answer: A
No answer description is available. Let's discuss.
The isolation of the gonorrhoea - causing organisms, Neisseria gonorrhoeae,from a clinical specimen is facilitated by the use of media containing
A:
cellulose
B:
certain antibiotics
C:
succinate
D:
none of these
Answer: B
No answer description is available. Let's discuss.
The archaebacterium Halobacterium, an extreme halophile, and Sulfolobus, a thermoacidophile, can be cultured in the presence of antibiotics such as streptomycin and chloramphenicol because
A:
they contain ether-linked isoprenoids in their plasma membrane
B:
they lack murein in their cell wall
C:
they contain 80S, as opposed to 70S, ribosomes
D:
all of the above
Answer: B
No answer description is available. Let's discuss.
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