About how many brain cells does a human body have

Synovial fluid serves as a lubricant to prevent friction between two parts that move on each other such as in the case of and bones.

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.

If you are having a hard time lifting something, you should arch your back. a. true b. false