______ is an oily substance that lowers the pH of the skin surface to about pH 5 and is inhibitory to many bacteria. Biology ______ is an oily substance that lowers the pH of the skin surface to about pH 5 and is inhibitory to many bacteria. Answer: sebum Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.