When so few members of a species reamin that it can no longer play its role in the biological communities where it is found, the species has undergone?

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

Which type of landform forms at the plate boundary as a result of divergent stress