What role do T-
cells play in
psoriasis?

They play an important role in the immunity to extracellular pathogens and in the pathogenesis of inflammatory and autoimmune diseases, including psoriasis. In psoriasis the cells are highly activated and infiltrate into psoriatic lesions.

Explanation:

T-helper 17/regulatory T-cell balance

linnaeus is the father of taxonomy

explanation:

which is the system of classifying and naming organisms. one of his contributions was the development of a hierarchical system of classification of nature. today, this system includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.