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The changes (from A-D given below) which occur when Obinds to hemerythrin are
(A) One iron atom is oxidized
(B) Both the iron atoms are oxidized
(C) Obinds to one iron atom and is also hydrogen-bonded.
(D) O2 binds to both the iron atoms and is also hydrogen-bonded.
  • a)
    B and C
  • b)
    B and D
  • c)
    A and D
  • d)
    A and C
Correct answer is option 'A'. Can you explain this answer?
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The changes (from A-D given below) which occur when O2binds to hemeryt...
Hemerythrin is a metalloprotein found in the muscles of some marine invertebrates. It contains two iron atoms that can bind to oxygen, allowing the organism to store and transport oxygen in their bodies.

Changes that occur when O2 binds to hemerythrin:

(A) One iron atom is oxidized:
- When O2 binds to one of the iron atoms in hemerythrin, that iron atom is oxidized from the ferrous (Fe2+) to the ferric (Fe3+) state.
- The oxidation of one iron atom creates a positively charged ion, which can attract negatively charged ions or molecules to the protein.

(C) O2 binds to one iron atom and is also hydrogen-bonded:
- When O2 binds to one of the iron atoms in hemerythrin, it also forms a hydrogen bond with the protein.
- This hydrogen bond helps to stabilize the binding of O2 to the protein, making it more difficult for O2 to dissociate from the protein.

Therefore, options A and C are correct.
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The changes (from A-D given below) which occur when O2binds to hemerythrin are(A) One iron atomis oxidized(B) Both the iron atoms are oxidized(C) O2binds to one iron atom and is also hydrogen-bonded.(D) O2binds to both the iron atoms and is also hydrogen-bonded.a)B and Cb)B and Dc)A and Dd)A and CCorrect answer is option 'A'. Can you explain this answer?
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The changes (from A-D given below) which occur when O2binds to hemerythrin are(A) One iron atomis oxidized(B) Both the iron atoms are oxidized(C) O2binds to one iron atom and is also hydrogen-bonded.(D) O2binds to both the iron atoms and is also hydrogen-bonded.a)B and Cb)B and Dc)A and Dd)A and CCorrect answer is option 'A'. Can you explain this answer? for Chemistry 2024 is part of Chemistry preparation. The Question and answers have been prepared according to the Chemistry exam syllabus. Information about The changes (from A-D given below) which occur when O2binds to hemerythrin are(A) One iron atomis oxidized(B) Both the iron atoms are oxidized(C) O2binds to one iron atom and is also hydrogen-bonded.(D) O2binds to both the iron atoms and is also hydrogen-bonded.a)B and Cb)B and Dc)A and Dd)A and CCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Chemistry 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The changes (from A-D given below) which occur when O2binds to hemerythrin are(A) One iron atomis oxidized(B) Both the iron atoms are oxidized(C) O2binds to one iron atom and is also hydrogen-bonded.(D) O2binds to both the iron atoms and is also hydrogen-bonded.a)B and Cb)B and Dc)A and Dd)A and CCorrect answer is option 'A'. Can you explain this answer?.
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