How does the sewage treatment process ensure that water is safe to be reused? Chlorine is added to the water to reduce the number of dangerous microorganisms. Oil dispersants are used to remove microorganisms. . -0) Oxygen is added to destroy dangerous microorganisms in the water. Solid materials are filtered out from the sewage.​

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?

Abody cell has been growing and at synthesis proteins.in the nucleus of this body cell,dna replication is taking place. and a copy of the cells genetic material is copied.which of the following is the best conclusion you can make about the life cycle of this cell ? a) the cell is ready to undergo mitosis.and a chemical signal will send the cell to prophase b)the cell is undergoing meiosis and will cross over the genetic material next c)the cell is in the s phase of interphase and will move next to the g2 phase d) the cell is in the g2 phase of the interphase and is ready to begin diving

What do transitional fossils best support?