a therapeutic substance that is produced naturally or synthesized as a drug to stimulate the body’s immune defense against disease or infection.
- Biological rhythm
- Biological value
the nutritional effectiveness of the protein in a given food, expressed as the percentage used by the body of either the total protein consumed or the digestible protein available. Historical Examples Studies in the Theory of Descent (Volumes 1 and 2) August Weismann Northern Nut Growers Association Report of the Proceedings at the Various An […]
- Biological warfare
warfare that makes use of bacteria, viruses, toxins, etc., to disable or destroy people, domestic animals, and food crops. Abbreviation: B.W. noun the use of living organisms or their toxic products to induce death or incapacity in humans and animals and damage to plant crops, etc BW
the production of light by living organisms. Contemporary Examples Plants That Glow in the Dark Spark Heated Debate Josh Dzieza August 17, 2013 Historical Examples The Nature of Animal Light E. Newton Harvey The Nature of Animal Light E. Newton Harvey noun the production of light by living organisms as a result of the oxidation […]