Metabolism
a. a measure of the hydrogen ion concentration in a solution
b. the energy required to start a chemical reaction
c. all of the chemical reactions in an organism required to sustai life
d. a chemical reaction in which the substrates trade constituent parts

The graph represents the gravitational attraction between two equal masses vs. their distance apart, which statement best describes the information presented by the graph? a) distance is only a factor in space, not on earth. b) gravitational attraction is directly proportional to distance. c) gravitational attraction is inversely proportional to distance. d) gravitational attraction is not related to the distance between objects.

How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes

Suppose you were the commissioner of corrections for your state. which correctional activities might come within your domain? which mostly would not