Why is the skin on worms

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Discuss why is the skin on worms, the gills in fish, and the lungs in humans good epithelial surfaces for respiration. Be specific.
The component is DNA. The stock concentration is 10mg/ml and the final concentration/amount is 25ug. What is the volume for 1 reaction? For 5 reactions? 

Reference no: EM1381331

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Why is the skin on worms : Discuss why is the skin on worms, the gills in fish, and the lungs in humans good epithelial surfaces for respiration. Be specific.
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