Cytokines is also known under the name cachectin?

  1. Which of the following soil microorganism is involved in the reduction of sulfates to H2S?

    A. Thiobacillus thiooxidans
    B. Desulfotomaculum
    C. Rhodospirillum
    D. Rhodomicrobium

  2. Which of the following is correct?

    A. All T Cells are CD4+
    B. An epitope can have multiple antigens
    C. T Cell receptors are generated by random assortment of gene cassettes
    D. MHC Class II molecules are generated by random assortment of gene cassettes

  3. Which of these cytokines is also known under the name cachectin?

    A. Interferon gamma
    B. Interleukin 2
    C. Tumor necrosis factor (TNF)
    D. None of the above

  4. Slime molds differ from the moldy fungi

    A. in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi
    B. in that the moldy fungi produce amoeboid or flagellated cells and the slime molds do not
    C. Both (a) and (b)
    D. none of the above

  5. Enumeration of microorganism refers to

    A. either spiral plating, pour plate or spread plate of a food suspension on to a suitable selective agar, or non-selective plate, depending on the test
    B. either spiral plating, pour plate or spread plate of a food suspension on to a suitable selective agar
    C.
    non-selective plating, depending on the test
    D. none of the above