The amount of oxygen that mixes with the gas stream effects the intensity of the combustion reaction in Bunsen burner. The correct option among all the options that are given in the question is the last option or option "C". The increase in the amount of air mix will result in a flame that has a higher temperature.
A gene is a section of a chromosome that codes for trait.The specific combination of alleles an organism has is called its genotype which affects the organisms features.
