Q: Cells often contain transmembrane proteins, such as G-protein receptors and other cell-signaling molecules. The transmembrane portions of these proteins typically contain hydrophobic amino acid residues. Which amino acid may be expected to be found in such a transmembrane portion?
A		tyrosine
B		threonine
C		isoleucine
D		asparagine

---

Tags: Miscellaneous Biochemistry | Suggest a tag