Monocytes

Q. Macrophages are phagocytic cells which are derived from

1. lymphocytes
2. basophils
3. eosinophils
4. monocytes

Q. A monocyte has

1. A bean-shaped nucleus and is a large cell
2. A bean-shaped nucleus and is a small cell
3. A lobed nucleus and blue cytoplasm
   
4. A lobed nucleus and red cytoplasm