What organ produces sperm in males?

Which of the following accounts for someone who has had regular herpesvirus-mediated cold sore or genital sore flare-ups? a) re-infection by a closely related herpesvirus of a different strainb) re-infection by the same herpesvirus strainc) copies of the herpesvirus genome permanently maintained in host nucleid) copies of the herpesvirus genome permanently maintained in host cell cytoplasm

Aperson who is overweight over his or her ideal weight.

The benefits of cardiovascular exercise include a improved hearing b reduced depression c reduced appetite d decreased stamina