Which best describes the wheelbase of a car? length of marks the distance between the center of the front tire and rear tire on the same side
the distance between the centers of front tires or rear tires
radius of the tire tracks
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Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

One of the reasons that stars are so large is because

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient