chemistry 9.2-lipids-and-membrane-–-part-2

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Chapter 9 (part 2)

Lipids and Membranes

Triacylglycerol(TAG) C9

CH2HCH2C

C16

O O

C OC1

O

C2

C3

C4

C5

C6

C7

C8

C10

C11

C12

C13

C14

C15

C17

C18

C9

C16

C2

C3

C4

C5

C6

C7

C8

C10

C11

C12

C13

C14

C15

C17

C18

OC O

C9

C16

C2

C3

C4

C5

C6

C7

C8

C10

C11

C12

C13

C14

C15

C17

C18

Olestra

TAG

Head

Tail

cholesterol

Steroids

Many steroids are derived from cholesterol

The Fluid Mosaic Model

fusion

After 40 minutes

Membranes are Asymmetric

Membrane Phase Transitions

Phase Transitio

ns

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