A scientist testing the effects of a chemical on apple production sprays an orchard with the chemical. A second orchard does not receive the chemical. In the fall the number of apples harvested from each forest is counted. The orchard sprayed with the chemical produces an average of 60 apples per tree, the other orchard produces an average of 40 apples per tree. What are some potential standardized variables from this experiment?

{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.

The distribution of related animals and plants across the world

About __ of the mass of the cell is water