So you can tell if there are any dangerous gasses in your home and the alarm will alert you.
Lung diseases and inhalation contamination
Answer:
Body cells make up an organism's tissues and organs, which are needed for normal operation. Sex cells are required for species reproduction.
Explanation:
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Answer: A. Fifteen to twenty
In 2007, it was reported that youths from 15 to 20 years old represented almost 9 percent of the U.S. population 6% of which are licensed drivers. T<span>hey made up 9 percent of all drivers involved in fatal crashes. In fairness to licensed youth, non licensed involved a higher percentage. </span>
