Question

Why are people who have poor dna repair mechanisms at grater risk for cancer development

Answer 1

DNA damage causes cancer development when erroneous DNA repair leads to mutations of chromosomal aberration that activate oncogenes or inactivate tumor suppressors genes (red).

Answer 2

a damaged or out of control cell has a likelier chance to be susceptible to cancer due to that persons lack of cell repair and ability therefore to fend off the beginnings of a cancerous cell