Each of the following statements concerning the Gram stain is correct except

Each of the following statements concerning the Gram stain is correct except

Q. Each of the following statements concerning the Gram stain is correct except: Mycobacterium tuberculosis stains blue because it has a thick lipid layer Escherichia coli stains pink because it has a thin peptidoglycan layer Streptococcus pyogens stains blue because it has a thick peptidoglycan layer Mycoplasma pneumoniae is not visible in the Gram’s stain […]

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The identification of bacteria by serologic tests is based on the presence of specific antigens. Which of the following bacterial components is least likely to contain useful antigens?

The identification of bacteria by serologic tests is based on the presence of specific antigens. Which of the following bacterial components is least likely to contain useful antigens?

Q. The identification of bacteria by serologic tests is based on the presence of specific antigens. Which of the following bacterial components is least likely to contain useful antigens? Ribosomes Cell wall Capsule Flagella Answer: Ribosomes

The identification of bacteria by serologic tests is based on the presence of specific antigens. Which of the following bacterial components is least likely to contain useful antigens? Read More »

Biosphere is

Biosphere is

Q. Biosphere is: that part of the earth in which non-living organisms exist that park of the earth in which living organisms exist or which support life that part of the earth in which both living and non-living organisms exist none of these Answer: that park of the earth in which living organisms exist or

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National parks are

National parks are

Q. National parks are: reserves which are large and diverse enough to protect whole sets of ecosystems places where animals are protected in artificial setting instead of their natural habitat some areas where wild animals are protected and preserved none of these Answer: reserves which are large and diverse enough to protect whole sets of

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Zoos are places

Zoos are places

Q. Zoos are places: where wild animals are protected and preserved where animals are protected in artificial settings instead of their natural habitat or reserves which are large and diverse enough to protect whole sets of ecosystems none of these Answer: where animals are protected in artificial settings instead of their natural habitat

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