The main difference between dominant and recessive genes is that the dominant genes always express the dominant trait whereas the recessive genes express the recessive trait. The words dominant and recessive are encountered in the study of biology, particularly physical traits in the study of genetics. 4.A recessive gene will only show up if the offspring inherits recessive genes from both parents. Recessive are those which are only expressed when the dominant alleles are not present. Each gene has two alleles – one from your mother and the … Home / Science & Nature / Science / Biology / Difference Between Dominant and Recessive. Dominant traits are those which are expressed even when other trait alleles are present. Difference Between . Furthermore, the dominant genes are more likely to pass to the future generation while the recessive allele is less likely to pass to the future generation. Dominant vs Recessive Allele Living organisms have a unique trait called genes that are responsible for heredity transmission of traits between parents and offsprings. The reality is that varied physical features are a result of specific genes as well as their expressions. Compare the Difference Between Similar Terms. Difference Between Dominant and Recessive. In other words, you need to learn more about dominant and recessive traits determined by your genes. Dominant and Recessive Alleles. Your genes determine characteristics or traits such as skin, eye, or hair color. 3.A dominant gene will show up in the trait while a recessive gene, although still present, is masked or hidden by the dominant gene. Keep reading to learn more. … April 13, 2011 Posted by Olivia. Dominant vs Recessive . A genre can be called the basic functioning unit of heredity.