Hamad Virology 05/01/2022 A. Carcinoma B. Kaposi’s sarcoma C. Melanoma D. Ewing’s sarcoma Related Mcqs: True about HIV are all except______________?A. DNA virus B. Attacks CD4 cells C. Macrophages are the reservoir D. Decrease CD4 count in late stages... In HIV, gp 120, envelope glycoproteins bind specifically to______________?A. CD8 T-cells B. CD4 T-cells C. B – cells D. NK – cells... Characteristic feature of retrovirus is_____________?A. Ribonuclease B. Reverse transcriptase C. DNA polymerase D. Restriction endonuclease... Seroconversion in HIV infection takes place in______________?A. 2 weeks B. 4 weeks C. 9 weeks D. 12 weeks... True about prions________________?A. Composed largely proteins without any nucleic acid B. Phase in which virus cannot be demonstrated in host cell C. Viruses which are genetically deficient D. Viral components may be synthesized but maturation & assembling is defective...
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