The burning of fossil fuels can cause smog and acid rain.
Answer:
O Microscopic models move at a much faster rate than large-scale systems
Explanation:
In the passage it reads, " This small sample of the biosphere changes just like a large-scale ecosystem, except this microscopic model moves at a much faster pace"
Hope this helps :3
Well, it is possible that those stop codons have dual functions. They can act as stop signals or, on the other hand, they can be used to incorporate amino acids.
Other explanation is that multiple stop codons may reduce the rate of nonsense mutation.