To change state from gas to a liquid

im doing a crossword puzzle and i cant figure out what it is plz

Which of the following words describe the reality that the universe looks the same from various perspective

Why are enzymes important to cells? they bring about chemical reactions. they provide structural support. they form the two layers of membranes. they store large quantities of energy.

A) equal lines b) parallel lines c) perpendicular lines d) none of the above