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Water Pollution
Water is one of the most essential requirements for the survival of all living organisms. Water is used for household, agricultural, industrial and recreational purposes. The water that is discharged after use is polluted with soluble, insoluble, toxic and innocuous matter as well as pathogens. At present, the pollution in our natural water sources such as rivers, lakes, estuaries is growing all over the world.
How did the industrial revolution in England offer an example of natural selection? One of the classic instances of natural selection is regarding the moths of industrial zones
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How does the placement of veins help to carry out their function of transporting materials to and from the leaf ?
Which of the following is true of energy? a. It can be transferred from one form to another with 100 percent efficiency. b. It can be created from nothing. c. It can be stored i
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Explain what is Cyanosis and polycythemia? Cyanosis and Polycythemia: Central cyanosis involving the mucous membranes and trunk along with the lips and extremities in absence
Which of the following is a false statement regarding prokaryotic and eukaryotic core promoters? A. The core promoters of eukaryotic genes have more recognition elements for ge
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