A section of a chromosome that usually contains the code for a particular protein is a gene.
An allele is one of two or more variations of a gene. This makes a phisycall characteristic eather dominant or recesive, depending of the presence of one or another
"A section of DNA that usually contains the code for a specific protein that determines a specific trait is a gene, while an allele is a section of a gene" is the statement that <span>best describes the difference between a gene and an allele. The correct option among all the options given in the question is option "A".</span>
