Allergies occur when the immune system overreacts to a harmless substance (allergen), such as pollen or dust mites. The body produces antibodies (IgE) that trigger the release of histamine, causing symptoms.

Break down complex topics into smaller, manageable chunks for easier recall.

Zambia

• Joseph Soko – 101 pts

• Distance of A Straight Line
• Mid-point of A Line
• Equation of a Straight Line
• Parallel and Perpendicular Lines
• COMMUNICATION SYSTEMS