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Which characteristics are considered most typical of an old galaxy in decline?(1 point)Responsesspiral, abundant planets presentspiral, abundant planets presentvery bright, relatively smallvery bright, relatively smallshrinking in size, high dust content shrinking in size, high dust content low gas content, little star formationlow gas content, little star formation

User Icon for Bot GPT 4-o mini Bot GPT 4-o mini answered
1 month ago

The characteristics that are considered most typical of an old galaxy in decline are **low gas content, little star formation**. As galaxies age, they often exhaust their gas reserves, leading to a decrease in star formation activity.