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IB Biology HL C1.3.17 Hl Rubp Regeneration Questions

Practise IB Biology HL 1.3.17 by applying rubp regeneration concepts to exam questions.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • identify RuBP regeneration as the step that allows the Calvin cycle to continue
  • use Calvin-cycle stoichiometry to determine that six RuBP molecules are regenerated when one glucose molecule is formed
  • relate triose-phosphate use for glucose formation to the number of RuBP molecules regenerated

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Study C1.3.17 (HL)—RuBP regeneration conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Biology HL C1.3.17 Hl Rubp Regeneration Questions question 1

[Maximum number: 1]

The Calvin cycle continues throughout the life of a plant. In this cycle, triose phosphate is produced, which is used to form glucose. In total, how many RuBP molecules are regenerated in the process of creating one glucose molecule?

A

2

B

6

C

10

D

14

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