Human Health an...

Read the following statements regarding the HIV virus.
A. It is a type of retrovirus that has an envelope enclosing the diploid RNA genome.
B. It multiplies in helper T cells and produces progeny virus.
C. In the macrophages of the host, the RNA genome of the virus replicates to form viral DNA.
D. Reverse transcriptase becomes inactive in the host cell.
How many of the above statements are correct?

Mark the odd one out with respect to autoimmune disease.

Which of the following are the reasons for rheumatoid arthritis? Choose the correct option.
I. Lymphocytes become more active
II. Body attacks self-cells
III. More antibodies are produced in the body
IV. The ability to differentiate pathogens or foreign molecules from self-cells is lost

Which disease is caused by nematode?

The picture give below shows the replication of HIV virus. Identify the phase of reverse transcription 

Statement (SI) : In Elephantiasis, genital organs are also often affected, resulting in gross deformities. Statement (SII) : Filarial worms live for many years, in the lymphatic vessels of. the lower limbs.

In an epileptic patient,doctor administer a $$GABA$$ facilitatory  drug. After considerable time fits are absent in the patient.What would be the probable mechanism of that drug 

Which of the following is a viral glycoprotein that plays a role in the infection of human cells by HIV?

AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

How many sentences is/are true among the following sentences?
(a) Allergy is due to release of histamine and serotonin from mast cells.
(b) Cell mediated immunity is responsible for rejection of graft.
(c) Principles of vaccination is based on diversity of immune system.
(d) Both bone marrow and thymus provides micro environment for development and maturation of T-lymphocytes.