Answer:
Simply stated translation starts at a start codon (ATG) and stops at a stop codon (TGA, TAG, or TAA).
Explanation:
I would say immigration only.
emigration would theoretically reduce the genetic variation as unique individuals leave, but immigration would bring unique traits into circulation in an ecosystem.
I'm not super great at biogy tho so this might not be right... :)
It is a to my knowledge, but I will give an update when i find out
1.pontential energy 2. kinetic energy