They carry oxygen to your entire body, and carry carbon dioxide away from your body to be exhaled.
Answer: Variation in a characteristic that is a result of genetic information from the parents is called inherited variation . ... This is because they get half of their DNA and inherited features from each parent. Each egg cell and each sperm cell contains half of the genetic information needed for an individual.
Explanation:
Genetic information from the parents is the result of variation.
Because of all the air pollution i THINK IS THE ANSWER
Mitochondria
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