Answer:
fills container, no visible shape, flows
<em>I </em><em>Don't </em><em>No</em><em> </em><em>if </em><em>you </em><em>have </em><em>any </em><em>questions </em>
<span>a. dna molecules ...........................</span>
That is the vacuole. They usually fill up with food, water, or other various wastes.