WAEC - Biology (1989 - No. 15)
In which of the following is cilia not associated with movement or transport of materials?
Fallopian tube funnel
Ectoplasm of paramecium
Lining of the mammalian trachea
Mammalian alimentary canal
Oral groove of paramecium.
Explanation
The movements that propel the food particles through the digestive tract are called peristalsis. These are rhythmic waves of contractions that move the food particles through the various regions in which mechanical and chemical digestion takes place.
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