A scientist was studying a tissue sample. Most of the cells that she examined had a certain amount of chromosome material, but there were also some cells with half as much chromosome material as the others. What is the best explanation for what she saw?

1. a tropical dry forest carries out more rapid nutrient cycling

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.

allowed for the prediction of the properties of missing elements.