standard 4: model with mathematics. Expand +. classroom observations: Teachers who are developing studentsâ capacity to model with mathematics move explicitly between real-world scenarios and mathematical representations of those scenarios.
exists and is an alternate of . Functional extinction means that there are not enough live animals (or animal protoplasm) of a certain species for the species to breed and survive.
So what does functionally extinct mean? Oysters no longer play almost any significant role in their ecosystems. From the AFP: Oyster reefs are at less than 10 percent of their prior abundance in most bays (70 percent) and ecoregions (63 percent), said the study.