Complete Table 4.1 by showing the category that fits each birth-control example. One has already been completed for you.
State the two most effective birth-control examples from Table 4.1.
State two birth-control examples from Table 4.1 that prevent the spread of sexually transmitted infections (STIs).
Complete the sentences about STIs using words from the list. Each word can be used once, more than once or not at all. List: AIDS, bacteria, blood, food, infection, ingesting, injecting, pregnancy, sexually, variation, virus. [BLANK] transmitted infections are spread via body fluids. Human immunodeficiency [BLANK] is an example of an STI. HIV can be passed on through transfusions of contaminated [BLANK] and by [BLANK] drugs. HIV infection may eventually result in [BLANK].