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

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

they contain 80S, as opposed to 70S, ribosomes

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

All of these

they lack murein in their cell wall

they contain ether-linked isoprenoids in their plasma membrane

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Cell Cultivations
Which of the following is not an indirect method for the measurement of cell mass?

Viscosity

Heat evolution

Cell dry weight

Nutrient composition

Viscosity

Heat evolution

Cell dry weight

Nutrient composition

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Cell Cultivations
Semi-solid media, prepared with agar at concentrations of 0.5% or less are useful for the cultivation of

Lactobacilli

all of these

E.coli

Microaerophillic bacteria

Lactobacilli

all of these

E.coli

Microaerophillic bacteria

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Cell Cultivations
The size of a single plant cell is usually within the range of

40-60μm in diameter and 200-300μm long

20-40μm in diameter and 100-200μm long

10-20μm in diameter and 25-100μm long

60-80μm in diameter and 300-400μm long

40-60μm in diameter and 200-300μm long

20-40μm in diameter and 100-200μm long

10-20μm in diameter and 25-100μm long

60-80μm in diameter and 300-400μm long

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

addition of cysteine

passing through oxygen-free nitrogen

any of these

boiling the media for several minutes

addition of cysteine

passing through oxygen-free nitrogen

any of these

boiling the media for several minutes

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

All of these

Sterilizing in order to eliminate all living microorganisms in vessel

Preparing a culture medium for the growth of microorganisms

Inoculating the microorganisms in the prepared medium

All of these

Sterilizing in order to eliminate all living microorganisms in vessel

Preparing a culture medium for the growth of microorganisms

Inoculating the microorganisms in the prepared medium

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Cell Cultivations

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

Cell Cultivations Which of the following is not an indirect method for the measurement of cell mass?

Cell Cultivations Semi-solid media, prepared with agar at concentrations of 0.5% or less are useful for the cultivation of

Cell Cultivations The size of a single plant cell is usually within the range of

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

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

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

Cell Cultivations
Which of the following is not an indirect method for the measurement of cell mass?

Cell Cultivations
Semi-solid media, prepared with agar at concentrations of 0.5% or less are useful for the cultivation of

Cell Cultivations
The size of a single plant cell is usually within the range of

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

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