Name two oil yielding crops

What landform develops on coral reefs as a result of wave action

What separates a salamander from a turtle?

What would happen to the rock dwelling lizards if all the rocks were removed from the desert ecosystem

Suppose that a large river separates two populations of mice. one population is all black, and the other all white. a beaver dam that is built allows the mice to cross the river. over time, many gray mice are born. what is this an example of?

If the aorta of the heart is damaged, which function of the heart will be affected first?

1. How are structure and function related? 2. How are matter and energy related?

What symbol indicates the cardinal directions

Within each eon, identify major events and the types of life that dominated the Earth during the time.

Which product of combustion contributes most to the greenhouse effect?

Why can't astronomers measure the parallax of a star that is a million light years away?