Which of the following statements about turning points in environmental policy is true? A) Environmental policy has changed over time as a result of pressure from industry. B) Turning points in environmental policy were typically the result of urban expansion. C) Turning points in environmental policy have come about through increased public awareness. D) Turning points in environmental policy were results of social problems. E) Environmental policy has changed little over the history of the United States.

they absorb it i think

not sure

you

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

lesson summarykaryotypes a genome is the full set of all the genetic information that an organism carries in its dna. chromosomes arebundles of dna and protein found in the nucleus of a eukaryotic cell.