What experiment could be designed to test whether the two populations are one species

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 molecule contains an organisms genetic material, passed down from parents to their offspring

Which of these correctly describes the difference between processes that take place in prokaryotic and eukaryotic cells?