Question

animal only both plant only which organelle should be listed under \animal only\ in the diagram? nucleus centriole ribosome cell wall

Explanation:

To determine the organelle under "Animal Only", we analyze each option:

• Nucleus: Present in both animal and plant cells (so "Both").
• Centriole: Found in animal cells (and some lower plants, but generally considered animal - only for typical cases).
• Ribosome: Present in both animal and plant cells (so "Both").
• Cell wall: Present in plant cells (so "Plant Only").

Answer:

B. centriole