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Is Normal Flora A Physical Or Chemical Barrier? [Solved]

The main biological barrier to pathogens is the normal flora found within the body.

What is First Line of defence in immune system? Physical, Chemical & Biological barriers involved.

A 9 minute video that explains First Line of defence in immune system. Please consider subscribing using the link: …

Micro Innate Immune Part 2 Phsical and Chemical Barriers

Chemical

Roles of Normal Bacterial Flora in the GI Tract

Join Dr. Natalie Groenewoud, ND as she kicks off part one of a three-part series on