3.9

Could cells exist without phospholipids?

No, they are the major component of cell membranes
What are phospholipids?

two fatty acids attached to glycerol and a negatively charge phosphate group
The structure of phospholipids proves a classic example of?

form fits function
The hydrophobic and hydrophilic ends of multiple molecules assemble what?

a bilayer of phospholipids to form plasma membranes.
The hydrophilic tails cluster the?

center of the mebrane
The hydrophilic phosphate heads face what?

the watery environment on both sides of the membrane
What are steroids?

lipids whose carbon skeleton contains four fused rings
What is cholesterol used for?

A starting material for making other steroids.

Author

see.jerald

77742

Card Set

3.9

Description

Phospholipids and steroids are important lipids with a variety of functions

Updated

2011-04-06T08:22:14Z

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