The type of galaxy that consists almost entirely of old stars and is thus less blue (more yellow and reddish) than the other types is:
A) spiral
B) elliptical
C) irregular
D) barred spiral
E) all of the above consist almost entirely of old stars

Question

Quizplus · Accepted Answer

Elliptical galaxies are made up of mostly old stars, resulting in their yellow and reddish colors. Spiral and irregular galaxies have a mix of old and young stars, making them more blue in color. Barred spiral galaxies have a bar-shaped structure in the center, but still have a mix of old and young stars.

The Type of Galaxy That Consists Almost Entirely of Old