Answer:
There are more earthquakes on the West coast of the United States, because the boundaries of the North American, Pacific, and Juan de Fuca tectonic plates are located there. As the edges of the plates slide past or are forced under each other, the movement creates earthquakes
4. Gene Pool is not a mechanism, thus your answer!
Answer:
b. carb (sugars)
Explanation:
plants make glucose through photosynthesis