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At which stage of HIV infection does one...

At which stage of HIV infection does one usually show symptoms of AIDS

A

When the viral DNA is produced by transcriptase

B

Within 15 days of sexual contact with an infected retro virus enters host cells

C

When the infected ratio virus enters host cells

D

When HIV damages large number of helper T-lymphocytes

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The correct Answer is:
D
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TRUEMAN BIOLOGY-HUMAN HEALTH AND DISEASE-MULTIPLE CHOICE QUESTIONS
  1. The cell-mediated immunity inside the human body is carried out by

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  2. Which is particular type of drug that is obtained from the plant

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  3. At which stage of HIV infection does one usually show symptoms of AIDS

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  4. Which of the following endoparasites of humans does show vivparity

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  5. Which of the following is not a sexually transmitted disease ?

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  6. HIV that causes, AIDS first starts destroying

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  7. The active form of Entamoeba-histolytica feeds upon

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  8. Which of the following viruses is not transferred through semen of an ...

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  9. Match the disease with its correct type of vaccine {:("(A) tubercul...

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  10. Which of the following immunoglobulins does constitute the largest per...

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  11. Grafted kidney may rejected in a patient due to

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  12. Which of the following diseases is caused by a protozoan

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  13. In higher vertebrates, the immune system can distinguish self-cells an...

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  14. Antivenom injection contains preformed antibodies while polio drops th...

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  15. Asthma may be attributed to 1. Allergic reaction of the mast cells in...

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  16. Which of the following sets of disease is caused by bacteria

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  17. Which of the following is correct regarding AIDS causative agent HIV

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  18. MALT constitutes about percent of the lymphoid tissue in human body

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  19. Transplantation of tissues/organs to save certain patients often fails...

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  20. Which of the following is not an autoimmune disease?

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