Answer:
a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
Explanation:
Answer:
it contains and protects the cell's DNA
B: 2.3 grams to 9.8 grams
Fruits are a wonderful source of essential vitamins and minerals, and that they are high in fiber. Fruits also provide a large range of health-boosting antioxidants, including flavonoids. Eating a diet high in fruits and vegetables can reduce a personality's risk of developing cardiopathy, cancer, inflammation, and diabetes.
The atria and ventricles work together, alternately contracting and relaxing to pump blood through your heart. ... The electrical activity spreads through the walls of the atria and causes them to contract. This forces blood into the ventricles. The SA node sets the rate and rhythm of your heartbeat.