Explain how the federal government is divided as well as the concept of
checks and balances.

Why have the aztec ruins in mexico city not been dug up?

What sequence of events lead to the colonies declaring independence from great britain? i need to write an essay about this ! you can get an easy 25 points if you me!

Often, a goby fish and a shrimp will live together in a burrow the shrimp has dug in the sand. the shrimp is almost blind and therefore is unable to see predators approaching when he is outside of the burrow. when the shrimp is in danger, the goby fish touches the shrimp with its tail to warn him. then, both go back into their burrow for safety. which type of relationship does this represent? a. mutualism b. parasitism c. commensalism d. predator/prey