| 1. | there are 4 heavy and two light chains |
| 2. | the chains are held together with disulphide bonds |
| 3. | an antigen binging site is present between two light chains |
| 4. | the light chains have secondary structures and the heavy chains have tertiary structure |
| 1. | produces complementary DNA with reverse transcriptase |
| 2. | produces complementary RNA with reverse transcriptase |
| 3. | uses the receptors of certain drugs located on lung cells |
| 4. | must be transmitted by a vector |
| 1. | immunomodulation by alpha interferons |
| 2. | Histopathology after taking a biopsy |
| 3. | CT Scan and MRI |
| 4. | Fiber optic endoscopy and FNAC |
| COLUMN I | COLUMN II | ||
| A | Morphine | P | Derived from poppy seeds, it is a strong painkiller |
| B | Alcohol | Q | In chronic cases, it can cause cirrhosis of liver |
| C | Nicotine | R | Derived from leaves of a plant, it is CNS stimulant and can cause hallucinations |
| D. | Cocaine | S | Stimulates adrenal medulla to release adrenaline and nor adrenaline |
| A | B | C | D | |
| 1. | Q | P | R | S |
| 2. | P | Q | S | R |
| 3. | R | S | Q | P |
| 4. | S | R | P | Q |
| Statement I: | Autoimmune disorder is a condition where body defense mechanism recognized its own cells as foreign bodies |
| Statement II: | Rheumatoid arthritis is a condition where body does not attack self cells |
| 1. | Acquired immunity is non-specific type of defense present at the time of birth. |
| 2. | Primary response is produced when our body encounters a pathogen for the first time. |
| 3. | Anamnestic response is elicited on subsequent encounters with the same pathogen. |
| 4. | Anamnestic response is due to memory of first encounter. |
Immuno-suppressants are administered to burn patients or during organ transplantation to suppress:
1. Innate immunity
2. Cytokine Storm
3. Humoral immunity
4. Cell-mediated immunity
Give below are two statements :
| Statement I: | When an infected female Anopheles mosquito bites, it releases gametocytes of plasmodium into the healthy person. |
| Statement II: | The female Anopheles mosquito takes up sporozoites of Plasmodium with blood meal from an infected person, suffering from malaria. |
In light of the above statements, choose the most appropriate answer from the options given below :
1. Statement I is correct but Statement II is incorrect.
2. Statement I is incorrect but Statement II is correct.
3. Both Statement I and Statement II are correct.
4. Both Statement I and Statement II are incorrect.
| 1. | B cells | 2. | interleukin-2 |
| 3. | interleukin-1 | 4. | histamines |