Define metabolism, Identify organisms based on their carbon

Define metabolism

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Reference no: EM133435811

Questions:

1. Define metabolism and explain the difference between catabolism and anabolism.

2. Identify organisms based on their carbon and energy sources: photoautotrophs, chemoautotrophs, photoheterotrophs, and chemoheterotrophs. What are lithotrophs?

3. What is an enzyme and why are they so specific for certain substrates? What does it meanthat enzymes lower the activation energy needed for a reaction? What is an apoenzyme and a holoenzyme, and what role do cofactors and coenzymes play in these structures?

4. What factors can affect enzyme activity and why? What is competitive inhibition and how does it differ from allosteric control of enzyme activity? Explain how feedback inhibition work?

5. How are exergonic reactions different from endergonic reactions in cells?

6. What role do redox reactions play in metabolism, and what is the difference between reductionand oxidation? Why use NAD⁺ or FAD in redox reactions?

Reference no: EM133435811

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