Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
General structure of an amino acid
Structure of Salmonella typhimurium glutamine synthetase
Levels of chromatin structure
Structure and action of the T7 phage gene 4 helicase
Similarity of the chemical structure of 5-bromouracil (5-BU) and thymine
Structure and function of the gills of a bony fish.