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Haem protein complexes that act as oxidising agents during plant respiration are known as
Options
(a) Chlorophyll
(b) Haemoglobin
(c) Myoglobin
(d) Cytochrome
Correct Answer:
Cytochrome
Explanation:
Cytochromes are small proteins (intrinsic membrane proteins) that contains a cofactor, haem which holds an iron atom. The iron carries electrons and cycles between +2 and +3 oxidation states. These form a part of electron transport chain in mitochondria and chloroplast and act as an electron transporter or electron acceptor in respiration and photosynthesis.
Related Questions: - The annular and spirally thickened conducting elements generally develop in the protoxylem
- Which would be the last substrate to be used in respiration?
- Which of the following show higher rate of respiration
- Epiphytes are the plants which are dependent on other plants
- Variation in gene frequencies within populations can occur by chance rather
Topics: Respiration in Plants
(184)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The annular and spirally thickened conducting elements generally develop in the protoxylem
- Which would be the last substrate to be used in respiration?
- Which of the following show higher rate of respiration
- Epiphytes are the plants which are dependent on other plants
- Variation in gene frequencies within populations can occur by chance rather
Topics: Respiration in Plants (184)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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