Answer first i'll give ubr /> what are the products of the combustion of a hydrocarbon?
a. carbon and oxygen
b. carbon dioxide and water
c. carbon and hydrogen
d. carbon dioxide and hydrogen

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.

What factors contribute to the effect an environmental toxin has on the human body?

Explain why autonomous underwater explorers (aue) will provide entirely new kinds of information about ocean processes