1. List at least three things that your body strives to keep constant. (9 points) Think about what aspects of your body overall, of one body organ, or of your blood stay nearly
unchanged all the time.

The characteristic 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 and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.