A mark of a galaxy formed by collapse is "a mix of young and old stars." This indicates that the galaxy has experienced a range of star formation activities over its lifetime, which is characteristic of galaxies that have formed from the gravitational collapse of gas and dust.
Question Which is a mark of a galaxy formed by collapse?(1 point) Responses abundant gas and dust abundant gas and dust a mix of young and old stars a mix of young and old stars same age stars same age stars uniformly young stars
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