Chapter Questions
Distinguish between anabolic and catabolic metabolism.
Distinguish between dehydration synthesis and hydrolysis.
Explain what is meant by a peptide bond.
Define enzyme.
Describe how an enzyme is thought to interact with its substrate.
List three factors related to the rates of enzymecontrolled reactions.
Define coenzyme.
Explain why humans need vitamins in their diets.
Explain how an enzyme may be denatured.
Define energy.
Explain how oxidation of molecules inside cells differs from burning of substances
Distinguish between anaerobic and aerobic respiration.
Explain the importance of ATP to cellular processes.
Describe the relationship between ATP and ADP
Explain what is meant by a metabolic pathway
Describe what happens to carbohydrates that enter catabolic pathways.
Explain how fats may serve as energy sources.
Define deamination and explain its importance.
Explain why some amino acids are essential
Explain what is meant by genetic information.
Describe the relationship between a DNA molecule and a gene.
Describe the general structure of a DNA molecule.
Explain how genetic information is stored in a DNA molecule.
Distinguish between messenger RNA and transter RNA.
Explain the function of a ribosome in protein synthesis.
Define mutation and explain how mutations may originate.
Explain how a mutation may affect a cell or an organism.
Explain what is meant by a mutagenic factor and list several such factors.