Biology, 05.12.2019 02:31 schoolemailonlyno1

9)
a galaxy is composed primarily of old, low-mass stars. it seems to have a fairly well-defined shape. it has very little amounts of gas and dust and consequently very few star forming regions. what type of galaxy is this?
a) spiral galaxy
b) irregular galaxy
c) elliptical galaxy
d) barred-spiral galaxy

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9)
a galaxy is composed primarily of old, low-mass stars. it seems to have a fairly well-defi...