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Amino Acids - Biochemistry MCQ Questions

Amino Acids MCQs : Here you will find MCQ Questions related to "Amino Acids" in Biochemistry. These Amino Acids MCQ Questions Will help you to improve your Biochemistry knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.

Question 1

Amino acids are organic compounds that contain?

A. NH2
C. NH3

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Question 2

The key elements of an amino acid are?

A. carbon
B. hydrogen
C. oxygen
D. All of the above

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Question 3

In biochemistry, amino acids which have the amine group attached to the carbon atom next to the carboxyl group have particular importance. They are known as?

A. Alpha+
B. Alpha-
C. 1-
D. Both B and C

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Question 4

The first use of the term "amino acid" in the English language dates from ?

A. 1896
B. 1897
C. 1898
D. 1899

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Question 5

In the structure, R represents a side chain specific to each amino acid.

C. Can be true or false
D. Can not say

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Question 6

Amino acids are usually classified by the properties of their side chain into __________ groups.

A. 1
B. 2
C. 3
D. 4

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Question 7

The two amino acids having R groups with a negative net charge at pH 7.0 are ___________

A. Arginine and histidine
B. Cysteine and methionine
C. Aspartate and glutamate
D. Proline and valine

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Question 8

If pK1 = 2.34 and pK2 = 9.60, then the isoelectric point pI 

A. 5.87
B. 5.97
C. 3.67
D. 11.94

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Question 9

Which of the following is an imino acid?

A. Alanine
B. Glycine
C. Proline
D. Serine

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Question 10

Alpha-amino acids are the common natural forms of amino acids.

C. Can be true or false
D. Can not say

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