genetic – adj. of, relating to, or involving genes

neutralize – v. to stop (someone or something) from being effective or harmful

immune system – n. the system that protects your body from diseases and infections

primate – n. any member of the group of animals that includes human beings, apes, and monkeys

dose­ – n. the amount of a medicine, drug, or vitamin that is taken at one time

expose – v. subject to risk from a harmful action or condition

mutate – v. biology to cause a gene to change and create an unusual characteristic in a plant or animal

antiretroviral – adj. acting, used, or effective against retroviruses <antiretroviral drugs> <antiretroviral therapy>


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