Test your MDCAT Biology preparation with this comprehensive Biological Molecules Quiz covering fats, oils, fatty acids, enzymes, coenzymes, cofactors, enzyme inhibition, active sites, pH, and enzyme models. This 20-question MDCAT Biology MCQ quiz is designed to help students practice key concepts in biological molecules and enzymes, which are frequently tested in medical entrance examinations. Challenge yourself, check your understanding, identify weak areas, and improve your MDCAT Biology score through focused practice. Let us start with the Online Biological Molecules Quiz now
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#1. Enzyme succinate dehydrogenase converts succinate into
#2. The figure represents —————– inhibitor
#3. An enzyme requires Mg++ to catalyze the substrate. The Mg+ is best identified as
#4. According to ——————– model the active site of the enzyme is modified as the substrate interacts with the enzyme
#5. Some enzymes require a helper, which is a non-protein part, for their efficient functioning; that is called
#6. Which one of the following is an example of a competitive inhibitor?
#7. The specific gravity of fats and oils is
#8. If the detachable co-factor is an inorganic ion, then it is designated as
#9. The inhibitors that bind tightly and permanently to enzymes and destroy their globular structure and catalytic activity are
#10. Fats and oils are
#11. All coenzymes are derived from
#12. Which molecular structure of an enzyme is essential for its activity?
#13. The competitive inhibitors have structural similarity with
#14. Fats containing fatty acids are usually liquid at room temperature and are said to be oils
#15. Fats containing ————- fatty acids are solid at room temperature
#16. The view that the active site of an enzyme is flexible and when a substrate combines with it, causes changes in enzyme structure is known as
#17. —————- fats are solid at room temperature
#18. Fats containing unsaturated fatty acids are usually represented by
#19. Pepsin, a protein-digesting enzyme, acts best at pH
#20. The optimum pH value for the working of pancreatic lipase is
Online Biological Molecules Quiz with Answers
- Fats containing fatty acids are usually liquid at room temperature and are said to be oils
- Fats containing ————- fatty acids are solid at room temperature
- Fats containing unsaturated fatty acids are usually represented by
- —————- fats are solid at room temperature
- Fats and oils are
- The specific gravity of fats and oils is
- The inhibitors that bind tightly and permanently to enzymes and destroy their globular structure and catalytic activity are
- Enzyme succinate dehydrogenase converts succinate into
- If the detachable co-factor is an inorganic ion, then it is designated as
- The view that the active site of an enzyme is flexible and when a substrate combines with it, causes changes in enzyme structure is known as
- All coenzymes are derived from
- The optimum pH value for the working of pancreatic lipase is
- The competitive inhibitors have structural similarity with
- Which molecular structure of an enzyme is essential for its activity?
- Some enzymes require a helper, which is a non-protein part, for their efficient functioning; that is called
- Pepsin, a protein-digesting enzyme, acts best at pH
- Which one of the following is an example of a competitive inhibitor?
- An enzyme requires Mg++ to catalyze the substrate. The Mg+ is best identified as
- The figure represents ————— inhibitor
- According to ——————– model the active site of the enzyme is modified as the substrate interacts with the enzyme
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