1. harmful gases such as sulfur oxides, CO2, and nitrogen are released when fossil fuels are burned.
2. it can cause air pollution and "smog"
3. Acid rain is caused by the burning of fossil fuels
Answer:
I think it is called selective breeding, I don't think it is called that but hope this helps
The deep ocean vessels habe very thick windows and walls because the at very depth ocean the pressure is very high so the vessels should have very thick windows and walls to withstand the great pressure that is applied on the vessel. this also to insure the safety of the people inside it.
Answer:
Healthy proteins are inserted into a patient since their DNA does not produce the right proteins.
Explanation: