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9.2 Propagation of the signal  (Page 4/18)

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4 / 18  What property enables the residues of the amino acids serine, threonine, and tyrosine to be phosphorylated?
A  They are polar.
B  They are non-polar.
C  They contain a hydroxyl group.
D  They occur more frequently in the amino acid sequence of signaling proteins.

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Practice MCQ 2 FlashCards 2 Key Terms 12

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Source:  OpenStax, Biology. OpenStax CNX. Feb 29, 2016 Download for free at http://cnx.org/content/col11448/1.10
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