the role of single-stranded dna-binding (ssb) proteins is to . prevent dna from annealing back to double-stranded dna or from folding back onto itself keep the template extended increase the torsional strain in the strand to facilitate replication unwind duplex dna view available hint(s)for part a the role of single-stranded dna-binding (ssb) proteins is to . prevent dna from annealing back to double-stranded dna or from folding back onto itself keep the template extended increase the torsional strain in the strand to facilitate replication unwind duplex dna only statements 1, 2, and 4 reflect the roles of dna-binding proteins. only statements 1 and 2 reflect the roles of dna-binding proteins. all of the listed statements reflect the role of dna-binding proteins. none of the listed statements reflects the role of dna-binding proteins.