Answer:
Keratin is an important protein in the epidermis. Keratin has two main functions: to adhere cells to each other and to form a protective layer on the outside of the skin. In epithelial cells, keratin proteins inside the cell attach to proteins called desmosomes on the surface.
Explanation:
A common virulence factor found in causative agents of meningitis is polysaccharide capsules blebbing endotoxins hemolysins.
Meningitis is the inflammation of the meninges which is the membrane that is covering the brain and spinal cord of the nervous system.
Meningitis is caused by bacterial microorganisms such as <em>N. miningitides, S. pneumoniae, H. influenza, S. agalactiae, L. monocytogene</em><em>s.</em>
Virulence factors are those structures or molecules that microorganisms use to invade the immune system of an organism thereby causing infection.
A typical example of such structures is the capsules.
The capsules of microorganisms contains polysaccharides which helps in the attachment of the microbe to the host cells.
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Answer:
Pioneer species are the first species that settle or colonize an area. Climax communities are made of species that are stable and don't change very much.
Explanation:
