Iron-rich minerals in rock pointed in one direction and then switched to the exact opposite direction. This supports what idea? A. The rocks were being turned around.

B. Earth's magnetic field stopped working entirely.

C. Earth's magnetic field goes through pole reversals.

D. Being underwater makes the rocks respond to magnetic fields.

4) cellular respiration allows organisms to release the energy stored in the chemical bonds of glucose, c6h12o6. the energy in glucose is used to produce atp, which cells use to supply their energy needs. during aerobic cellular respiration, oxygen is reduced and is produced as a by-product of this specific intermediate reaction. a) water b) ozone c) glucose d) carbon monoxide