Which of the following statements about uniformitarianism is correct
a. geological call process have changed throughout the earth's history
b. geological processes occurring today have always occurred in the past
c. geological processes have stopped completely at different points in time
d. features on the earth's surface formed as they appear today and have never changed

Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.