Draw a well-labelled diagram of ER showing its types.
GeneralClass 12AllAnswered 27 Mar 2026
Answer
[Diagram should show]:
- Nucleus with nuclear pores
- Rough ER: Cisternae studded with ribosomes
- Smooth ER: Tubular network without ribosomes
- Connection to nuclear envelope
- Continuity between RER and SER
Key features to label:
- Cisternae (flattened sacs in RER)
- Tubules (in SER)
- Ribosomes on RER
- Lumen (internal space)
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