Which is the most risky mode of sexual transmission for HIV? Answer: square State one group of opportunistic infections Answer: square

Answer: The most risky mode of sexual transmission for HIV is intercourse, specifically vaginal or anal sex without the use of condoms or other barrier methods. This is because the virus can be transmitted through the exchange of bodily fluids, such as semen, vaginal fluids, or blood, which can occur during sexual activity.Answer: One group of opportunistic infections refers to infections that occur more frequently and are more severe in individuals with weakened immune systems, such as those with HIV/AIDS. These infections take advantage of the weakened immune system and can include infections such as Pneumocystis pneumonia, Candidiasis (yeast infection), Tuberculosis, and certain types of cancers.