Cell Cultivations
Stringent anaerobes can be grown in a media by taking special measure as

addition of cysteine
boiling the media for several minutes
passing through oxygen-free nitrogen
any of these

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

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