The secretion of antibodies by B lymphocytes provides:
1. Passive immunity
2. Humoral immunity
3. cell mediated immunity
4. Innate immunity
A normal gene that codes for proteins that help to regulate cell growth and differentiation and can, due to mutations or increased expression, lead to neoplastic transformation of cells, is called as:
1. Oncogene
2. Proto-oncogene
3. V-onc
4. Psuedogene
The early screening test for HIV infection is :
1. ELISA
2. Western Blot
3. Culture of HIV
4, Detection of opportunistic infections
Which of the following Fungi is not capable of causing ringworm infection in a man?
1. Microsporum
2. Trichophyton
3. Epidermophyton
4. Trichoderma
Opportunistic infections appear in AIDS patients when the HIV has destroyed :
1. Macrophages
2. T cytotoxic cells
3. T helper cells
4. B cells
Proto-oncogenes are seen in :
1. Normal cells
2. Malignant cells
3. Virus infected cells
4. Cells exposed to X-rays
What is incorrect regarding opioids?
1. Their receptors are in CNS and CVS
2. They are generally taken by snorting and injection
3. They are CNS depressants
4. They can be powerful sedatives and painkillers
DNA damage leading to neoplastic transformation can be brought about by ionizing radiations like :
1. UV rays
2. Gamma rays
3. Infrared waves
4. Radio waves
The skeletal structure shown in the given diagram shows the structure of :
1. | Morphine | 2. | Diacetyl morphine |
3. | Cannabinoid | 4. | Cocaine |
Ringworm in humans can be caused by infection with all the following except:
1. Microsporum
2. Taenia
3. Trichophyton
4. Epidermophyton