The most basic difference between elliptical galaxies and spiral galaxies is that .
A)elliptical galaxies are very old and spiral galaxies are very young
B)elliptical galaxies lack anything resembling the disk of a spiral galaxy
C)elliptical galaxies lack anything resembling the halo of a spiral galaxy
D)elliptical galaxies have a spheroidal component (of stars distributed spherically about the galactic center), and spiral galaxies do not

Question

Quizplus · Accepted Answer

Elliptical galaxies lack the disk structure that is a defining feature of spiral galaxies, which have both a disk and a central bulge.

The Most Basic Difference Between Elliptical Galaxies and Spiral Galaxies