1- greenhouse gasses cause the greenhouse effect and make the planet warmer throughout the entire world. 2- A 3- A 4- taken in 5- (need the answer choices) 6-? 7- the carbon cycle is important because it circulates oxygen and CO2 throughout the atmosphere so that plants and animals can exist because of the other.
Stem Cells. Hope this helps.
You can make a square decided into the amount of y, yy Y Yy YY and it will show you the amout
