MCQ
$\ce{AIDS}$ is a deadly disease which is caused by :
- AA protozoan.
- BA fungus.
- CA bacterium.
- ✓A virus.
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| Column A | Column B |
| 1. The master gland | (a) Control cell division and cell growth |
| 2. Cytokinin | (b) Regulates metabolism |
| 3. Insulin | (c) Reduces blood sugar |
| 4. Thyroxine | (d) Pituitary gland |