How many characters are there in the poem​

I don't even know where's the poem

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?