Biochemical Pathways Questions

Back to Topic Selection Unit 3 Q&A: Plasma Membrane Q&A: Nucleic Acids and Proteins Q&A: Genes and Regulation Q&A: Biochemical Pathways Q&A: Photosynthesis Q&A: Cellular Respiration Q&A: Cell Signalling Q&A: Responding to Antigens Q&A: Immunity Unit 4 Q&A: Mutations Q&A: Genetic Makeup Q&A: Biodiversity Overtime Q&A: Relatedness Q&A: Human Evolution Q&A: DNA Manipulation Q&A: Biotechnology and Society Q&A: Biotechnology and Disease

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Q1. What is meant by the statement ‘ATP is used as the energy currency for cells?

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Q2. Describe the ‘active site’ of an enzyme and explain its role

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Q3. Explain the difference between the lock and key model and the induced fit model for how a substrate binds to the active site of an enzyme

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Q4. What is a cofactor and what is the role of cofactors in metabolic reactions?

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Q5. Explain how an ATP releases energy directly to a cellular reaction and what is formed as a result

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Q6. Explain the relationship between substrate concentration and rate of an enzyme-controlled reaction

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