Why are people who have poor dna repair mechanism at greater risk for cancer development

When children are young and go to the doctor, the doctor will give them booster shots. this re-exposes the children to a dead portion of a disease to them build immunity.

Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing

Active immunity refers to: a. the defenses people are born with. b. temporary immunity granted from another source. c. immunity gained through immunization and exposure to diseases. d. natural immunities that protect humans from other animal diseases