As apples mature and ripen, they release a hormone that sets off a ripening process with apples in its surrounding area. As other apples ripen, they too
release the hormone. Please explain why this is an example of a positive
feedback loop and not of a negative feedback loop. *

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Explanation:

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.