If you did the experiment again, how could you improve upon the experimental design? Check all that apply. Increase the number of mice bred.

Examine a different trait within mice.

Examine a trait in another species.

Test patterns for future generations.

The picture below shows two galaxies. spiral galaxy and elliptical galaxy which of these statements best describes a similarity between the two galaxies? (2 points) both have elongated centers. both have centers shaped like bars. both change their shape from time to time. both are held together by gravitational forces.