Which of the following is a non-membranous organelle?
A. Mitochondrium
B. Ribosome
C. Plastid
D. Endoplasmic reticulum
Answer: Option B
Related Questions on Cell Biology
The plasma membrane is covered by a cell wall in cells of
A. Plants
B. Bacteria
C. Fungi and Algae
D. All of the above
A. Robert Brown
B. Schleiden
C. Theodore Schwann
D. Rudolf Virchow

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