Polygon CATS is dilated at the origin with a scale factor of 7/2

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

How has the geography of india made it difficult for its people to expand before modern technology?

How many structures do prokaryotic cells have in common with the eukaryotic cells? a. 2b. 3c. 4d. 5