Bio-essential sugars found in meteorites that struck the earth

As has come up a few times in classes, some of the most important molecules needed for life are found all over in the galaxy. Water, organic molecules such as amino acids, various sugars...and now, scientists have found key sugars necessary for life in meteorites. This fits in with the theory of how water got to earth originally, through comets hitting the young planet billions of years ago. Now, organic matter may very well have come to earth from space.