Because endocrine signals are broadcast throughout the body, all cells will respond to the hormonal signal.. a. true b. false

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

All ova contain sex chromosomes corresponding to: x y xx xy

Where is most of the fresh water on earth found a in the ocean b in glaciers and in ice caps c in rivers d in the soil