Answer: Essential body fat is about 3% for men and 12% for women. However, research suggests that for best health and fitness men's body fat should range between 10-18%, and the women's range is 15-23%. Being over-fat, or having a high ratio of body fat to lean body mass, is associated with a higher risk for chronic disease.
Explanation:
Smallpox<span> vaccine, the first successful vaccine to be developed, was introduced by Edward Jenner in 1796. He followed up his observation that milkmaids who had previously caught </span>cowpox<span> did not later catch </span>smallpox<span> by showing that inoculated</span>cowpox<span> protected against inoculated </span>smallpox<span>.</span>
It is covered with a membrane composed of lipids and proteins, lacks a nucleus, and contains<span> hemoglobin—a </span>red<span>, iron-rich protein that binds oxygen. The </span>red blood cells<span> are highly specialized, well adapted for their </span>primary function<span> of transporting oxygen from the lungs to all of the body tissues.
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I think its carbohydrates
