If a worm is divided down the , one half looks like the other.

Read the article about the fraser river, one of the most important rivers in canada. what is the most important species of fish in this river? why are the numbers of these fish declining?

Mexico city is an example of how humans alter their environment because it was a. one of the world’s largest cities b. built on drained and filled lake beds c. built after conquest by the spanish d. once the capital of the aztec empire

The middle east links which two continents? ●asia and europe●europ and africa●africa and asia●africa and australia