Which statement best describes the difference between a gene and an allele?

a.
a section of a chromosome that usually contains the code for a particular protein is an allele. a gene is one of two or more variations of an allele.

b.
a section of dna that usually contains the code for a specific protein that determines a specific trait is an allele, while a gene is a section of an allele.

c.
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.

d.
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.