Which pair of elements can be used to determine the age of a fossil that is over one billion years old? A. lead, which is radioactive, and uranium, which is stable

B. carbon, which is radioactive, and nitrogen, which is stable

C. argon, which is radioactive, and lead, which is stable

D. potassium, which is radioactive, and argon, which is stable

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

{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.

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes