What are the two arrangements of prokaryotic cells? Describe them and explain why it is imnortant to doctors

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.

Where can a dna be found in a prokaryotic cell

This is a biological reaction due to a stimulus. i need this quickly !