Cells die over the course of life as new ones are formed which makes the body able to grow at a natural pace. Rapid cell division causes cancer because it is cells being crowded from too much cell division.
The answer is brain and spinal cord
Answer:
ans1 )Amongst the pollutants pesticides, heavy metals, and detergents are the major cause of concern for aquatic environment because of their toxicity, persistency and tendency to accumulate in organisms.
ans2 )Oil spills into rivers, bays, and the ocean most often are caused by accidents involving tankers, barges, pipelines, refineries, drilling rigs, and storage facilities. Spills can be caused by: people making mistakes or being careless. equipment breaking down.
ans3 ) The Environmental Protection Agency is a United States federal government agency whose mission is to protect human and environmental health. ... It oversees programs to promote energy efficiency, environmental stewardship, sustainable growth, air and water quality, and pollution prevention.
Explanation:
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<span>In 1944, Oswald Avery identifies DNA (Deoxyribonucleic Acid) as transforming principles. This famous genetic scientist has made great efforts for many steps to find what happened after combinations of some bacteria. After purification, he found a new substance which was a nucleic acid, involving the discovery of DNA after further analysis.</span>
