Nucleic acids and carbohydrates are both types of what

Match the types of competition to their descriptions.

Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.

What causes darkening of the skin as melanin production increases