Apply crushed ice to canker sores to help numb the pain. Ask your pharmacist for an over-the-counter pain reliever for canker sores or a waterproof gel that keeps irritants away from sores as they heal. Avoid spicy or acidic foods that can further irritate sores.Try to identify those trigger foods that seem to initial canker sores and eliminate them from your diet. Try to stop gnawing at the inside of your cheek, if this is becoming a habit.void spicy or acidic foods that can further irritate sores. Try to identify those trigger foods that seem to initial canker sores and eliminate them from your diet. Try to stop gnawing at the inside of your cheek, if this is becoming a habit.
Dominant and recessive traits in humans. 1  1. ï¨ There are over 200 traits that are transmitted from generation to generation in humans. These interesting aspects of human genetics are known as hereditary traits. 2  2. There are two or more variations in most ofthe genes called alleles.
The first allele is dominant and the second allele is recessive. For genes on an autosome (any chromosome other than a sex chromosome), the alleles and their associated traits are autosomal dominant or autosomal recessive. Dominance is a key concept in Mendelian inheritance and classical genetics.