The smooth endoplasmic reticulum differs from the rough one by having few or no:
ARhizomes
BRhythms
CReagents
DRibosomes
Answer & Solution
Correct answer: D. Ribosomes
1. Both are continuous membranous tubules.
2. Only one carries protein factories on its surface.
3. The smooth version has few or no ribosomes.
_Source: OpenStax Concepts of Biology, Chapter 3, Cell Structure and Function._
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