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.
Trilobites: Extinct, but not a failure The trilobites may have gone extinct (along with 95% of marine species) during the mass extinction at the end of the Permian period, but that doesnât mean that they were a failure.