A parasite that lives in red blood cells causes the disease called malaria. In recent years, new strains of this parasite have appeared that are resistant to the drugs used to treat the disease. Explain how this could be an example of natural selection.

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explanation:

if you listed your answers right then i believe your answer is b.

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.