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Is acid mantle a chemical, biological, or a mechanical barrier?

The acid mantle is mainly a chemical barrier. The acid mantle The acid mantle (or hydrolipid film) is a very thin oily film on the surface of the skin. Constituents The main constituents of the acid mantle are: Water Lactic acid Free fatty acids Various amino acids Various other acids Various lipids Thus, it should […]

A magnesium surface has a work function of 3.88 eV. Electromagnetic waves with a wavelength of 215 nm strike the surface and eject electrons. Find…

A magnesium surface has a work function of 3.88 eV. Electromagnetic waves with a wavelength of 215 nm strike the surface and eject electrons. Find the maximum kinetic energy of the ejected electrons. Express your answer in electron volts. The post A magnesium surface has a work function of 3.88 eV. Electromagnetic waves with a […]

BIO210 CSU Global Therapeutic Applications of DNA Technology essay

The therapeutic applications of DNA technology I’ve chosen is Gene Therapy. Write a paper addressing the following: Introduce the therapeutic technique. What is it? How was it developed? (Or how is it being developed?) Which disease(s) does it treat or prevent? Summarize the protocol used for this intervention. Describe the mechanism behind this application. What […]

International Business Current event logs

Current events log that includes topics from international events.  Three entries from any recognized (See Optional Material in the Syllabus) source such as newspaper articles, magazine articles, internet, TV, etc related to INTERNATIONAL BUSINESS.  One of the three entries MUST be an ETHIC related article. These Logs must include: (1) A summary of the article […]