Ch 4 Flashcards
1
Q
Membranous organelles
A
Lysosomes
Peroxisomes
Endoplasmic reticulum
Golgi complex
2
Q
Non-membranous organelles
A
Ribosomes
Centrosomes
Centrioles
Cytoskeleton
3
Q
Facilitated diffusion
A
Assistance from plasma membrane proteins
Two types:
Channel-mediated diffusion
Carrier- mediated diffusion
4
Q
Types of channels
A
Leak channels- open
Gates channels - closed
5
Q
Isotonic
A
Little water
6
Q
Hypotonic
A
Solution has lower concentration of solutes, higher concentration of water than cytosol
7
Q
Hypertonic
A
Solution with a higher concentration of solutes than cytosol
8
Q
Crenation
A
Cell shrinks
