Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYPhotosynthesis3 Marks
Question
Describe the method of carboxylation.
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Answer
The acceptor molecule Ribulose 1,5 Bisphosphate (RUBP) a 5 carbon compound with the help of RUBP carboxylase oxygenase (RUBISCO) enzyme accepts one molecule of carbon dioxide to form an unstable 6 carbon compound. This 6C compound is broken down into two molecules of 3 – carbon compound phospho glyceric acid (PGA).
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