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.
Extinct (EX) - Extinct species are those that no longer exist, as the last individual of their kind has died. Extinct in the wild (EW) - These species only still survive in captivity, but there are no free-living, natural populations. If not for human intervention and care, these species would be extinct.