![SOLVED: Text: Label the different types of amino acids and functional groups (R groups) Cysteine HZN C==NH NH (CH2)2 SH CH2 H3N= OH Basic Sulfur-containing Sulfur-containing OH Valine Cysteine Acidic Arginine Tyrosine SOLVED: Text: Label the different types of amino acids and functional groups (R groups) Cysteine HZN C==NH NH (CH2)2 SH CH2 H3N= OH Basic Sulfur-containing Sulfur-containing OH Valine Cysteine Acidic Arginine Tyrosine](https://cdn.numerade.com/ask_images/ac9df0be4e1b4e389c52b696e27c7429.jpg)
SOLVED: Text: Label the different types of amino acids and functional groups (R groups) Cysteine HZN C==NH NH (CH2)2 SH CH2 H3N= OH Basic Sulfur-containing Sulfur-containing OH Valine Cysteine Acidic Arginine Tyrosine
![What are the reasons these Amino Acid "side-chain R groups" do not have a pKa? No pKa means that hydrogens can neither leave or attach to these amino acids, right? : r/chemhelp What are the reasons these Amino Acid "side-chain R groups" do not have a pKa? No pKa means that hydrogens can neither leave or attach to these amino acids, right? : r/chemhelp](https://preview.redd.it/what-are-the-reasons-these-amino-acid-side-chain-r-groups-v0-u0f7eauj89mb1.png?width=640&crop=smart&auto=webp&s=a43c05c8af1643082c8000954593bbc948be2205)
What are the reasons these Amino Acid "side-chain R groups" do not have a pKa? No pKa means that hydrogens can neither leave or attach to these amino acids, right? : r/chemhelp
![Which of the following aromatic amino acid R-groups would be neutral at pH 7.0 but negative at pH 12.0? (a) Glutamate (b) Arginine (c) Phenylalanine (d) Aspartate (e) Tyrosine | Homework.Study.com Which of the following aromatic amino acid R-groups would be neutral at pH 7.0 but negative at pH 12.0? (a) Glutamate (b) Arginine (c) Phenylalanine (d) Aspartate (e) Tyrosine | Homework.Study.com](https://homework.study.com/cimages/multimages/16/aac4138791764189066020.jpg)