Liter is correct because that’s the metric system. You have milliliter, centiliter, deciliter, kiloliter
You don’t get that with the English system of gallon
A native species is a species that is born in an environment. Introduced species are species that are brought into an environment from other ecosystems. For Example the Pythons in south Florida
It's a region of DNA that binds DNA Polymerase to begin replication.
I think the answer is probably A because the population will eventually start to reproduce