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(D) Nonpoint source pollution is difficult to regulate, because its source is difficult to track.
Answer:
Protein has many roles in your body. It helps repair and build your body’s tissues, allows metabolic reactions to take place and coordinates bodily functions. In addition to providing your body with a structural framework, proteins also maintain proper pH and fluid balance. Finally, they keep your immune system strong, transport and store nutrients and can act as an energy source, if needed.
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Meteorology fields of study would be most useful for global warming. Option D is correct option.
<h3>What do you mean by meteorology?</h3>
The study of the atmosphere and short-term motions within it is known as meteorology. Meteorology, also referred to as "weather," is the study of atmospheric factors that affect the present or impending weather.
As a result of human activity, particularly the burning of fossil fuels, which raises the amounts of heat-trapping greenhouse gases in Earth's atmosphere, the Earth's climate system has been warming over a lengthy period of time, as shown since the pre-industrial era (between 1850 and 1900).
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Histamine is released when a cell come across an antigen
