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Proteins gives purple colour when tested with
Options
(a) ninhydrin reagent
(b) biuret
(c) Benedict’s reagent
(d) iodine solution
Correct Answer:
ninhydrin reagent
Explanation:
when protein is mixed with a dilute solution of ninhydrin, a purple or blue colour is produced. This test is done by all proteins, dipeptides and also by amino acids.
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Topics: Biomolecules and Polymers
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Baeyer’s reagent is used in the laboratory for
- If the atomic number of an element is 33, it will be placed in the periodic table
- When 10 mL of 0.1 M acetic acid (pKa = 5.0 ) is titrated against 10mL of 0.1 M
- An atom has electronic configuration 1s²2s²2p⁶3s²3p⁶3d³4s², you will place it in
- If a gas expands at constant temperature , it indicates that
Topics: Biomolecules and Polymers (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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