In the term gastrectomy, what word part means “surgical removal”?

--in the term gastrectomy, means “surgical removal.”

the answer is:

carbon dioxide

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

its probably to later but whats the question