Which of the following is characteristic of cilia?
A. They move substances in any direction across cell surfaces.
B. They are substantially longer than flagella, and are most easily seen in human sperm cells.
C. They are used for cellular adhesion.
D. They are whiplike, motile cellular extensions that occur in large numbers on the exposed surfaces of certain cells.
Answer: D. They are whiplike, motile cellular extensions that occur in large numbers on the exposed surfaces of certain cells.
You might also like to view...
The largest tarsal bone is the ____________________.
Fill in the blank(s) with the appropriate word(s).
The kidney has six roles in homeostasis. Please describe them
What will be an ideal response?
An enlargement of the lymph gland could indicate cancer
Indicate whether the statement is true or false
Which of these functions is not associated with the reticular formation?
A. Cardiovascular control B. Habituation C. Pain modulation D. Sleep E. Hunger