Respuesta :

Answer: 1) skin produces sweat and oil

2)skin acts as a barrier

Explanation:

Learn more https://brainly.in/question/8836432

Hope that link helps
The skin is one of the first defense mechanisms in your immune system. Tiny glands in the skin secrete oils that enhance the barrier function of the skin. Immune cells live in the skin and provide the first line of defense against infections.