Multiple choice

Which of the following statements is/are true about isoelectric point of a protein?

  1. All proteins with isoelectric point below pH 7.0 will have negative charge and move towards positive electrode.

  2. All proteins with isoelectric point above pH 7.0 will have positive charge and move towards negative electrode.

  3. At isoelectric point, the net charge of protein depends on the nature of aminoacid present in the protein.

  4. All of the above

  5. Only 1 and 2
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Options 1 and 2 are true, but 3 is false.

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