About 50 percent of all new cases of STIs worldwide occur in people under the age of 26. This is normally caused by; having unprotected sex, tattooing/drugs, sharing of needles used for piercing, becoming sexually active at a young age, having multiple numbers of partners, and previously having acquired an STI.
Answer: oxidation is when something takes in oxegen
Answer:
because it helps make friends and without friend u dont get a girl/boy friend and have kids allowing your family tree to grow bigger.................. math 101
Explanation: