MCQ
From the sexually transmitted diseases mentioned below identity the one which does not specifically affect the sex organs
- A$Syphilis$
- ✓$AIDS$
- C$Gonorhea$
- D$Genital\; warts$
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| Column I | Column II |
| A. Transformation | (i) Sequences cut by restriction enzymes |
| B. Recognition site | (ii) Process by which DNA fragments are separated based on their size |
| C. Gel electrophoresis | (iii) Plasmid DNA that has incorporated human DNA |
| D. Recombinant DNA | (iv) Process by which bacteria take up pieces of DNA from the environment |
| Column $- I$ | Column $- II$ |
| $(A)$ Physiological barrier | $(1)$ Skin |
| $(B)$ Cellular barrier | $(2)$ Macrophages |
| $(C)$ Physical barriers | $(3)$ interferons |
| $(D)$ Cytokine barriers | $(4)$ Tears |
| $(5)$ Mucus |
$I.$ The medulla is connected to the spinal cord
$II.$ Medulla contains controlling centres for respiration, cardiovascular reflexes and gastric secretion
$III.$ Cerebellum has very convoluted surface in order to provide the additional space for more neurons