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<em><u>One of the weakness' they had were "distant lands". They had to ship goods across the Atlantic which became costly. Not only that, but it also took several months to arrive.</u></em>
Organisms that absorbs and uses nutrients of living or dead organisms are called saprophytes.
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The kidneys make two main hormones, vitamin D and erythropoietin. Vitamin D is essential for a number of different functions in the body. Most of the vitamin D that is in the blood is inactive and it is modified by the kidney and other tissues to activate it.
<span>B. Covalent bonds because the carbon likes to share its electrons with the hydrogen atoms</span>