Answer:
nuclear energy
Explanation:
An atom has a nucleus (or core) containing protons and neutrons, which is surrounded by electrons. Protons carry a positive electrical charge, and electrons carry a negative electrical charge. Neutrons do not have an electrical charge.
Answer:
<em>➢</em><em> </em><em>Raw water must be treated or clarified prior to being used as makeup water in most utility processes. Clarification removes suspended and dissolved solids, bacteria, and other forms of impurities to help prevent system scale, corrosion, and fouling.</em>
Explanation:
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Answer:
Thalidomide may be defined as a type of the sedative drug that in the earlier time referred for the pregnant ladies. This drug causes the world wide tragedy and acts as a teratogen.
This drug causes mutation in the fetus. The Ames test is effective to understand the mutagenicity of the drug. In this test, if the auxotrophic strain of the bacteria is grown on the the deficient media containing thalidomide drug. The bacteria growth indicates the positive Ames test and the substance is considered as mutagen.