I have a question: people tell me to sit down when drinking water because it is "better", but does it actually make a difference?

Does anyone know how to dissect a frog or baby squid?

Which finger should not be used when measuring heart rate?

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.