Which one of these is NOT one of the characteristics of living things? A. All living things reproduce.
B. All living things are composed of one or more cells.
C. All living things grow develop and have life spans.
D. All living things provides heat and light on Earth.

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.