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How many pyrrole rings are there in porphyrin?
Options
(a) one
(b) two
(c) three
(d) four
Correct Answer:
four
Explanation:
Four pyrrole rings are there in porphyrin. Chlorophyll structure was studied by Wilstatler, Stoll and Fisher in 1912. It has a tadpole like structure with head called porphyrin and a tail made up of long chain alcohol called phytol. Porphyrin head is made up of four pyrrole rings. Which are linked by methane bridges (-ch =)
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Topics: Photosynthesis in Higher Plants
(153)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which part of human brain is concerned with the regulation of body temperature?
- Biradial symmetry and lack of cnidoblasts are the characteristics of
- When two species of different genealogy come to resemble each other
- Purines possess nitrogen at
- Sound above what level is considered hazardous noise pollution?
Topics: Photosynthesis in Higher Plants (153)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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