The cardiovascular and respiratory system work together to deliver blood and oxygen to the cells of the human body.
true or false?

What might happen if a teen made a decision that went against her personal values?

Which of these is the best example of sexual objectification? a) a female initiates a conversation with another female. b) a male proposes marriage to a female. c) a female makes repated coments to a male about his appearence. d) a female proposes marriage to a male.

Which of the following methods had the highest risk of transmitting hiv? a) oral sex b) sharing needles c) sweat d) preseminal fluid