Melanin provides pigmentation to the skin and it also provides UV ray protection (which is its role in the epidermis).
Answer:
Symbiosis can be described as a biological interaction between organisms of different species.
There are different forms of symbiosis. A type of symbiosis in which both the organisms benefit from each other is called as mutualistic symbiosis.
The blue fungus and the pink plant are able to grow more in size when placed side by side because they undergo symbiosis. They both help each other and develop a symbiotic relationship which allows both of them to have enhanced growth.
Neuroglia<span>, which is sometimes referred to as "</span>glia", are cells that are not neurons but merely support and provide protection for neurons. They are called 'non-neuronal cells' and they exist<span> in the </span>central nervous system<span> (</span>brain<span> and </span>spinal cord<span>) and the </span>peripheral nervous system (nerves outside the brain and the spinal chord).
Answer:
Option B.
Explanation:
Hypersensitive response is the procedure that is used by the plants to stop itself to get infections caused by the microbial pathogens. It is characterized by the local cell and tissue death often occurs at or near an infection site in a plant. Hypersensitive response limits the growth and spread of pathogens to the other regions of the plant.
Thus, the correct answer is - option B.
