If the basic formula of an α-amino acid is R-CH(NH2)-COOH, where R is the side chain, what is the primary point of distinction between any two proteins?

Relative positions of amino, carboxyl groups and R

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1.	Identify the amino acid with the formula HOOC-CH2-CH2-CH(NH2)-COOH.
A.	Glutamic acid
B.	Aspartic acid
C.	Glutamine
D.	Asparagine
Answer» B. Aspartic acid

Discussion

2.	If the basic formula of an α-amino acid is R-CH(NH2)-COOH, where R is the side chain, what is the primary point of distinction between any two proteins?
A.	Number of amino groups
B.	Number of carboxyl groups
C.	The side chain R
D.	Relative positions of amino, carboxyl groups and R
Answer» D. Relative positions of amino, carboxyl groups and R

Discussion

Explore topic-wise MCQs in Chemistry Questions and Answers.

Identify the amino acid with the formula HOOC-CH2-CH2-CH(NH2)-COOH.

If the basic formula of an α-amino acid is R-CH(NH2)-COOH, where R is the side chain, what is the primary point of distinction between any two proteins?