Which of the following statements is not true for cancer cells in relation to mutations?

1. Mutations destroy telomerase inhibitor

2. Mutations inactivate the cell control

3. Mutations inhibit production of telomerase

4. Mutations in proto-oncogenes accelerate the cell cycle

If you suspect major deficiency of antibodies in a person, to which of the following would

you look for confirmatory evidence?

1. Fibrinogen in plasma

2. Serum albumins

3. Haemocytes

4. Serum globulins

Grafted kidney may be rejected in a patient due to

1. Humoral immune response

2. Cell-mediated immune response

3. Passive immune response

4. Innate immune response

Whic of the following diseases is caused by a protozoan?

1. Syphilis

2. Influenza

3. Babesiosis

4. Blastomycosis

Which of the following viruses is not transferred through semen of an infected male?

(1) Hepatitis-B virus

(2) Human immunodeficiency virus

(3) Chikungunya virus

(4) Ebola virus

The active form of Entamoeba histolytica feed upon

1. Erythrocytes, mucosa and submucosa of colon

2. Mucosa and submucosa of colon only

3. Food in intestine

4. Blood only

Which is the particular type of drug that is obtained from the plant whose one flowering branch is shown below?

1. Hallucinogen

2. Depressant

3. Stimulant

4. Pain-killer

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

1. Within 15 days of sexual contact with an infected person 

2. When the infected retro virus enters host cells

3. When HIV damages large number of helper T-Lymphocytes

4. When the viral DNA is produced by reverse transcriptase 

The cell-mediated immunity inside the human body is carried out by 

1. T-lymphocytes

2. B-lymphocytes

3. thrombocytes

4. erythrocytes

Motile zygote of Plasmodium occurs in

1. gut of female Anopheles

2. salivary glands of Anopheles

3. human RBCs

4. human liver