Cell Cultivations
Suspension cultures consist of cells and cell aggregates, growing dispersed in

solid or liquid medium
solid nutrient medium
none of these
liquid medium

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

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

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

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