Which of the Following Is NOT a Difference Between Spiral

question 17

Multiple Choice

Which of the following is NOT a difference between spiral and elliptical galaxies?

• A) Spiral galaxies still have ongoing star formation whereas elliptical galaxies do not.
• B) Spiral galaxies have dark matter halos whereas elliptical galaxies do not.
• C) Spiral galaxy disks contain lots of cold gas and dust whereas elliptical galaxies do not.
• D) Spiral galaxies tend to be bluish whereas elliptical galaxies tend to be reddish.

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