Spermicide should be used with diaphragms and cervical caps. true or false

Ijust want the meaning to life (no wrong or right answers i just want your true opinion)

Which of these example of a hereditary risk factor? smoking, eating junk food everyday, being a couch potato, having fair skin that is prone to sunburn

If you were running a marathon, which type of muscle fibers would be most useful to you? a. slow-twitch b. fast-twitch, type i a c. intermediate-twitch, type ii b d. slow-intermediate twitch, type i b select the best answer from the choices provided. a b c d