What is the main component of a bilayer cell membrane?
ACholesterol ester
BTriacyl glycerol
CCholesterol
DPhospholipids
Which component constitutes the highest percentage in the cell membrane?
ACholesterol
BCarbohydrates
CPhospholipids
DProteins
Which of the following methods cannot be used to precipitate proteins?
AAdd alcohol and acetone
BUsing heavy metal ions
CAdding trichloroacetic acid
DMoving pH away from isoelectric pH
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