1. eggs 2.sperm 3.when a sperm egg enters a female egg 4. 1st 2nd and 3rd trimesters 5. birth time 6. pregnancy pills 7. by one person have an STD and then pass it to the other through sex 8. to determine the sex of the baby, to impregnate a female, 9. to get impregnated, to have periods, and to birth a child 10. no because they are both very dangerous 11. being in love still and not having a controlling significant other 12. fighting, getting hurt by your significant other or not loving them anymore 13. keep them happy and act lime they are your best friends 14. don’t talk to them or yell at them 15. when you don’t have vaginal sex or if you have outercourse
