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Multiple Choice
Which of the following is not true regarding cilia and flagella?
A
Both cilia and flagella can provide a form of locomotion for the cell.
B
Cilia are shorter and more 'hair-like' while flagella are longer and more 'tail-like'.
C
Cilia move with a 'whip-like' motion while flagella move like 'oars' to propel the cell.
D
Cilia can cover the entire cell's surface while flagella are usually few in number and only at one end of the cell.
Verified step by step guidance
1
Understand the basic structure and function of cilia and flagella. Cilia are short, hair-like structures that cover the cell surface, while flagella are longer, tail-like structures usually found at one end of the cell.
Recognize the primary function of both cilia and flagella, which is to provide locomotion or movement for the cell. This is a common feature shared by both structures.
Differentiate the movement patterns of cilia and flagella. Cilia typically move in a coordinated, wave-like manner, similar to oars, while flagella move in a whip-like motion.
Analyze the statement regarding the number and placement of cilia and flagella. Cilia can cover the entire surface of the cell, whereas flagella are usually fewer in number and located at one end of the cell.
Identify the incorrect statement by comparing the movement descriptions. The statement that cilia move with a 'whip-like' motion while flagella move like 'oars' is incorrect, as it reverses the actual movement patterns of these structures.