Crossword Puzzle Take definite shape

Clue: Take definite shape

It takes the shape of a double helix (DNA with 3 letters)
Takes shape (e.g. FORMS with 5 letters)
Cochlea shape (SPIRAL with 6 letters)
Shape for Rubik (CUBE with 4 letters)
Takes in CNN (DIGESTSTHENEWS with 14 letters)
Takes up, maybe (ALTERS with 6 letters)
Arc-shaped, finger-staining snack food (CHEESECURL with 10 letters)
How long it takes to get something back (and a hint to this puzzle's theme) (TURNAROUNDTIME with 14 letters)
Cheese shape (WHEEL with 5 letters)
Twisting shape (ESS with 3 letters)