Which statement correctly describes a model? (1 point) models perfectly mimic the system

models are never updated

models focus on specific details

models show all system details

This is a type pf behavior that animals are born with and them to survive

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important