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DTC 302 Exam 1 Questions & Answers
DTC 302 Exam 1 Questions & Answers 
 
 
What are the major compounds that comprise the plasma membrane? What is the general function of each? - ANSWERSPhospholipid bilayer: 
-amphipathic (hydrophilic head, hydrophobic tail) 
-water and other polar or charged substances cannot easily cross the hydrophobic core of the membrane. 
 
Proteins: 
-integral have at least one hydrophobic region that anchors them to the hydrophobic core 
-Transmembrane: Proteins that extend all the way across the membran...