While it is often convenient to talk about a recessive allele or a dominant trait, dominance is not inherent to either an allele or its phenotype. Dominance is a relationship between two alleles of a gene and their associated phenotypes.
January 6th, 2012, 12:12 PM. Re: What octane gas is best to use for a two stroke outboard motor. If you're looking for solvents in the higher octane fuels to clean out the fuel system, the ethanol itself is a great solvent to loosen up crud in the fuel system.
Unleaded UL102 Aviation Gasoline. In response to the general aviation industry's need to eliminate lead emissions, Swift has developed a 102 Motor octane unleaded aviation gasoline, a replacement for the leaded aviation gasoline (100LL) used in piston-powered aircraft today.nleaded UL102 Aviation Gasoline. In response to the general aviation industry's need to eliminate lead emissions, Swift has developed a 102 Motor octane unleaded aviation gasoline, a replacement for the leaded aviation gasoline (100LL) used in piston-powered aircraft today.