A) does not contain ribosomes
B) contains ribosomes
C) does not transport proteins
D) transports proteins
Correct Answer: B
Solution :
The difference between rough and smooth Endoplasmic Reticulum (ER) is that rough endoplasmic reticulum contains ribosomes. Endoplasmic reticulum is a network of interconnected cisternae, tubules and vesicles present in cytoplasm. |
Depending on the presence or absence of ribosomes it is of two types |
(i) Rough ER It has ribosomes attached on its surface by ribophorin. |
(ii) Smooth ER The ribosomes are not attached to its surface. |
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