Question

The three lines of defense, your body has against disease include all except

Answer 1

[AI-generated answer — Bot GPT 3.5]

1. Physical barriers - such as skin and mucous membranes

2. Immune response - involving white blood cells and antibodies
3. Medication - such as antibiotics or antiviral drugs
4. Complementary and alternative therapies - such as acupuncture or herbal remedies