water filtration systems work by capturing undesirable elements in the water and allowing only clean water through. Water filtration systems for residential use that use actual filters, such as the thin film composite in reverse osmosis, do this by using microscopic pores that block even small bacteria while letting water through. Others work through other materials such as activated carbon or sand, which essentially scrubs the water clean.
Answer:The changes in land use associated with urban development affect flooding in many ways. Removing vegetation and soil, grading the land surface, and constructing drainage networks increase runoff to streams from rainfall and snowmelt.
Explanation:
Answer:
A. Vaccines
Explanation:
These are meant to prepare the body for the possibility of infection by building up immunity.
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Each one of the DNA base triplet is transcribed as a complementary sequence of three nucleotides , which known as a codon. A codon is a series of three nucleotides. When together, they form a unit of genetic code either in a DNA or RNA molecule.
Answer:
In a collision, there is a force on both objects that causes an acceleration of both objects; the forces are equal in magnitude and opposite in direction. For collisions between equal-mass objects, each object experiences the same acceleration.
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