The characteristics that are considered most typical of an old galaxy in decline are low gas content, little star formation. Old galaxies typically have depleted their gas reserves, leading to a reduced ability to form new stars, which is associated with their decline.
Question Which characteristics are considered most typical of an old galaxy in decline?(1 point) Responses low gas content, little star formation low gas content, little star formation very bright, relatively small very bright, relatively small shrinking in size, high dust content shrinking in size, high dust content spiral, abundant planets present
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