The blood brings oxygen to the body cells<span> and takes away their carbon dioxide. The blood that travels </span>back<span> to the </span>heart<span> and </span>lungs<span> is </span>dark red<span>. It has picked up carbon dioxide from the </span>body cells<span>, and it has left most of its oxygen with the cells.
</span><span>http://lsa.colorado.edu/essence/texts/lungs.html
</span>
She likes the word contagious because many good things are contagious like laughter and passion and <span>inspiration. Also the word shows that one good idea can become contagious and change the world
SOURCE ANSWER KEY :))</span>
<span>Fat-soluble vitamins: A, D, E, and K — are stored in the body for long periods of time, and pose a greater risk for toxicity than water-soluble vitamins. Fat-soluble vitamins are only needed in small amounts.
So your answer would be D</span>. Vitamin D
