Bacteria grow most rapidly in the range of temperatures between 40 °F and 140 °F, doubling in number in as little as 20 minutes. This range of temperatures is often called the "Danger Zone.
Answer:
skeletal system
Explanation:
blood cells are made in the bone marrow, which is part of the bones, which is part of the skeletal system
Answer:
The President is carrying out a mass media type of communication.
Explanation:
Any mechanical device that multiplies messages and takes them to a large number of people simultaneously is called mass communication.
<em>Radio</em> was the first truly mass medium of communication, reaching millions of people instantly.
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Stronger heart and lungs. Increased bone density. Reduced stress. Reduced risk of heart disease and some types of cancer.
