endoplasmic reticulum
Pronunciation
Noun
C1 Advanced
Quick answer
A network of membranes inside a cell that helps make and transport proteins and other materials.
Test yourself
Which word fits the gap? "The _____ works closely with the ribosomes to build the proteins a cell needs."
Answer: endoplasmic reticulum
In your own words, what does "endoplasmic reticulum" mean?
A network of membranes inside a cell that helps make and transport proteins and other materials.
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