What does possible advantages does hydroponic gardening (growing plants in water) have over growing plants in oil?

What is the farthest destination to date for a human spaceflight mission?

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous