1. Endomembrane system
Lectures by Rong Lin
Hainan Medical University

2.  The assignments are the second and
eighth questions on Slide 6 and 7.
Please hand them over to the class
commissary in charge of studies first,
and then the class commissary will send
them to my email 66235109@qq.com in
a compressed package before March
22, 2020.
 The questions of the final exam will be
selected from the following slides.

3. Fill-blank questions
1. Endomembrane System include ER, _______,
lysosome, secretory vesicles.
2. There are two types of glycosylation: N-linked: linked
to the amide nitrogen of asparagine (Asn). These
process take place in _______;O-linked: linked to the
hydroxyl group of serine or threonine via GalNac.
These process take place in RER and _________.
3. Primary lysosomes are newly formed by budding
from __________.

4. The short-answer questions
1. What are the functions of the lysosome?
2. What are the differences between the
primary lysosome and secondary
lysosome?

5. questions for review
Please explain the following terminology:
1. rough endoplasmic reticulum
2. smooth endoplasmic reticulum
3. Golgi complex
4. primary lysosome
5. secondary lysosome

6. questions for review
Answer questions
1. What are the functions of the rough endoplasmic
reticulum?
2. What are the functions of the smooth
endoplasmic reticulum?
3. How do the ribosomes attach to the outer
surface of rER, and then the newly synthesized
protein pass completely through the membrane
into the lumen of rER?
4. How do lipids get from the smooth endoplasmic
reticulum to wherever they are going?

7. questions for review
Answer questions
5. What are the functions of Golgi complex?
6. What are the purposes of protein glycosylation?
7. How do lysosomes form?
8. What are the functions of the lysosome?
9. What are the differences between the primary
lysosome and secondary lysosome?