Dominance in genetics is a relationship between alleles of one gene, in which the effect on phenotype of one allele masks the contribution of a second allele at the same locus. The first allele is dominant and the second allele is recessive. For genes on an autosome, the alleles and their associated traits are autosomal dominant or autosomal recessive. Dominance is a key concept in Mendelian inheritance and classical genetics. Often the dominant allele codes for a functional protein whereas the
No Oceans are surrounded by North America however the Atlantic and Pacific Oceans surround North America. Also, the Hudson Bay is partially surrounded by North America. It is â¦ a Bay, however, not an ocean. Y'all missed one. The Gulf of Mexico also surrounds NA.
South America is bound by the Caribbean Sea in the north, the North Atlantic Ocean in the east and northeast and by the South Atlantic Ocean in the southeast. The South Pacific Ocean borders the continent in the west.