Includes medical terms and definitions 3 oct 2005 (science biochemistry, chemistry) an additive effect is the overall biological two chemicals acting together which simple sum of genetic effects are contributions to final phenotype from more than one gene, tools.
Therefore, you want your refrigerator to be cold, but not so cold that it freezes things. The preferred temperature is somewhere between 35 and 38 degrees F (1.7 to 3.3 degrees C). Anything higher and foods will spoil too quickly (it also presents food poisoning problems, as described in several of the links below).
First, let's learn a little bit about refrigerators. 1  Your refrigerator should be set to a temperature of 40 degrees Fahrenheit or below to 32 degrees Fahrenheit. 2  Always cover food in your refrigerator. 3  The cool temperatures in the refrigerator slow down the process of enzymes in the food and slow down bacteria reproduction.