Why women are more likely to be infected by HIV compared to men? BCG stands for?

Women are more likely to be infected by HIV compared to men due to biological factors such as the larger surface area of the vagina, higher levels of certain immune cells in the genital tract, and hormonal changes that can increase susceptibility to infection.

BCG stands for Bacillus Calmette-Guérin, which is a vaccine used to prevent tuberculosis.