The answer is D
Neuropathic pain occurs when the nerve cells malfunction and send consistent pain signals to the brain. It is caused by a variety of disorders and diseases such as amputations that include tumors like multiple myeloma.
Inflammatory pain, on the other hand, is caused by various conditions including carpal tunnel syndrome which is the accumulation of fluid that causes pressure on the median nerve and obstructs blood flow
around 55 percent of the world's population is thought to be living in an urban area or city, with that figure set to rise to 68 percent over the coming decades, according to the UN.
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The answer is C. nitrogen.
Plants are main producers in ecosystems so, primary productivity of ecosystems depends on them. Carbon is necessary for plants, but it is widely present in plants. On the other hand, calcium and sodium are not as essential. However, nitrogen is important for plants because it is necessary to make proteins. Proteins take part in many different processes such as photosynthesis (this is actually primary productivity). But, nitrogen is not available to plants, they cannot absorb it simply from the air but rely on some symbiotic bacteria which are able to.
The answer is C. have noticeably large pointed canines.
Answer:
Hydra reproduce asexually, too. They grow a baby hydra on their side. When the new hydra grows big enough, it falls off and starts a life of its own. In both examples, offspring have exactly the same DNA as the parent and the same characteristics.
Explanation:
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