JAMB - Biology (2025 - No. 33)
Explanation
Centrioles are barrel-shaped, microtubule-based organelles that are essential for the formation of cilia and flagella. The centriole migrates to the cell surface, where it is then referred to as a basal body, which acts as the organizing centre from which the cilium or flagellum axoneme emerges.
A. Plastids, such as chloroplasts, are membrane-bound organelles found in plants and algae involved in photosynthesis and storage; they are not involved in the formation of cilia or flagella.
C. Golgi bodies (or apparatus) are involved in modifying, packaging, and transporting proteins and lipids; they do not form cilia or flagella.
D. lysosome: Lysosomes are membrane-bound organelles that contain digestive enzymes to break down waste materials within the cell; they are not involved in forming cilia or flagella.
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