endocytosis and exocytosis Flashcards
1
Q
what are the 2 forms of active transport?
A
endocytosis and exocytosis
2
Q
define endocytosis
A
bulk transport of materials into cells
3
Q
define exocytosis
A
bulk transport of materials out of cells
4
Q
do endocytosis and exocytosis require energy?
A
yes
5
Q
what happens during endocytosis?
A
the cell surface membrane engulfs material
6
Q
what are the 2 types of endocytosis?
A
phagocytosis and pinocytosis
7
Q
what is phagocytosis?
A
bulk intake of solid material
8
Q
what is pinocytosis?
A
bulk intake of liquids
9
Q
what happens during exocytosis?
A
materials are removed from cells
10
Q
how does exocytosis happen?
A
vesicles from the Golgi travel to the cell surface membrane and fuse with it. then release their contents
