The Appalachian Mountains were formed about 480 million years ago. Two processes have helped form the mountains we see today. What are they?
A) Faulting built the mountains and erosion wore them down.

B) Volcanoes built the mountains and erosion wore them down.

C) Volcanoes built the mountains and earthquakes tore them down.

D)Earthquakes built the mountains and weathering wore them down.

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.

Which represents the cross between parent plants if one is heterozygous for yellow-colored pods and the other is homozygous for green-colored pods? yy  ´    ´    ´    ´  yy