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Why does the Calvin cycle require six turns to create a single hexose sugar?

Three turns of the cycle produces six molecules of triose phosphate (TP). Five of these six molecules are used to regenerate ribulose bisphosphate (RuBP). So for three turns of the Calvin cycle, only one mol...
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Answered by Rakhitha K. • Biology tutor
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Describe the process of glycolysis in respiration.

Glycolysis is the first stage of respiration. It involves converting one molecule of glucose into two molecules of pyruvate, with the help of ATP. There are two stages of glycolysis. The first stage is energ...
Answered by • Biology tutor
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Explain the process of phagocytosis? i.e what type of immune responses can it play a role in/link, what cells are involved, how does it work?

Can be used in adaptive or innate immune response.Can be used to link the two responses, i.e. forming APC which forms MHC complex 2 (endogenous pathway) and presents to complementary CD4+T helper cells. Lead...
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Answered by Benjamin S. • Biology tutor
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Describe the process of phagocytosis

So Bacteria and other pathogens are too large to enter a cell via diffusion across the cells membrane so instead white blood cells will engulf them. This is essentially what phagocytosis is and cells that do...
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Answered by Safiyya A. • Biology tutor
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What is the light-dependent reaction in photosynthesis?

The light-dependent reaction is the first stage of photosynthesis (the second stage is the light-independent reaction), and it takes place within the thylakoid membrane of the chloroplasts. Firstly, light is...
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Answered by Matthew W. • Biology tutor
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