Upon the fall of constantinople to the ottoman empire in 1453, was seen as the true inheritor of the christian realm. a. mikhail romanov b. peter the great c. ivan iii (the great) d. catherine the great

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted