Flagella and Cilia Bend or Move,imparting Mobility to Cells

question 13

Multiple Choice

Flagella and cilia bend or move,imparting mobility to cells.How do these structures move?

• A)The basal body at the base of the structure hydrolyzes ATP,causing a conformational change that results in movement of the cilium or flagellum.
• B)Two microtubules at the core of the structure serve as motor proteins.
• C)Axonemes are structured such that movement is constant.
• D)Dynein is a motor protein that hydrolyzes ATP and is responsible for movement of the cilium or flagellum.

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