Two laws passed to prevent or decrease water pollution were the Clean Water Act and the Safe Drinking Water Act (SDWA). The Safe Drinking Water Act (SDWA) is the federal law that protects the quality of drinking water in the U.S. and the drinking water supplies throughout the nation. It is a standard for drinking water quality.
I believe it is a combination of polygenic inheritance and environmental factors. Several genes control the height in humans, giving an overall normal distribution. Environmental factors on the other hand such as nutrition smooth out the curve. It is therefore important to note that Human height is a quantitative, or metric trait, that is, a characteristic that is measured in quantity, and is controlled by multiple genes and environmental factors.
I'm going to assume the answer is False.
The answer would most likely be the number of beachgoers.
Answer: Its B because Arteries deliver oxygenated blood to the capillaries, where the exchange of oxygen and carbon dioxide takes place.