Answer:
Recycling paper uses 60% less energy than making paper from raw materials. Every ton of recycled paper saves:
· 4,100 kWh of electricity
· 380 gallons of oil
· 4.6 cubic yards of landfill space
· 7,000 gallons of water; and
· 17 trees
Explanation:
The correct option is D.
Wind has some advantages which makes it suitable as a source of energy but it also possesses some disadvantages which reduces its potentials as a viable source of energy. For instance, large expanse of land will be needed to construct wind farms and this may not be feasible especially in populated areas. Another disadvantage is that electricity production will be depended on the availability of wind, when there is no wind, there will be no electricity.
dna, genes, animo, to acids
Factories, cars and cigoretes.
All of these things are polluting the air cuasing it to heat up more which is cuasing global warming
Answer:
B
Explanation:
In fact, mRNA's bases are directly copied from DNA. However mRNA's bases are complimentary to DNA's .!
