ER, Trafficking, Cotranslational Import

Question 1

Two types of Endoplasmic Reticulum

Answer 1

1) Smooth ER
2) Rough ER

Question 2

Which ER is the primary site for lipid synthesis

Answer 2

Smooth ER

Question 3

Functions of the smooth ER

Answer 3

• lipid synthesis
• production of the steroid hormones
• detoxification such as liver cells
• sequestration such as storage

Question 4

Functions of the rough ER

Answer 4

• protein synthesis, modification, and transport
• protein folding like natural folding
• synthesis of membrane proteins
• glycosylation of proteins such as amino acids