Which structure defines the sulfhydryl functional group?(1 point)%0D%0AResponses%0D%0A%0D%0ASOH%0D%0ASOH%0D%0A%0D%0ASH%0D%0ASH%0D%0A%0D%0AOH%0D%0AOH%0D%0A%0D%0ASH2

The structure that defines the sulfhydryl functional group is SH.