Cell Cultivations
The isolation of the gonorrhoea - causing organisms, Neisseria gonorrhoeae,from a clinical specimen is facilitated by the use of media containing

succinate
certain antibiotics
none of these
cellulose

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Cell Cultivations
Which of the following is the necessary step for cultivating the microorganisms?

All of these
Inoculating the microorganisms in the prepared medium
Sterilizing in order to eliminate all living microorganisms in vessel
Preparing a culture medium for the growth of microorganisms

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Cell Cultivations
The archaebacterium Halobacterium, an extreme halophile, and Sulfolobus, a thermoacidophile, can be cultured in the presence of antibiotics such as streptomycin and chloramphenicol because

All of these
they contain ether-linked isoprenoids in their plasma membrane
they lack murein in their cell wall
they contain 80S, as opposed to 70S, ribosomes

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