Test your MDCAT Biology preparation with this Biological Molecules MDCAT Quiz containing 20 important multiple-choice questions (MCQs). The quiz covers essential concepts related to carbohydrates, lipids, fatty acids, nucleic acids, DNA and RNA, enzymes, enzyme inhibition, phosphodiester bonds, and the structure and properties of biological molecules.
This online Biology quiz is designed for MDCAT students to practice important concepts, identify weak areas, and improve their preparation for the Biology section of the MDCAT exam. Questions include chemical energy in glucose, fatty acids, waxes, nucleotides, purine and pyrimidine bases, DNA structure, enzyme active sites, cofactors, enzyme inhibition, and melting points of fatty acids.
Results
#1. A saturated fatty acid with four carbon atoms is
#2. A saturated fatty acid with sixteen carbon atoms is
#3. Number of base pairs in one turn of DNA is
#4. Which of the follwing combination of base pairs is absent in DNA?
#5. An enzyme and substrate react through a special feature or site present in the enzyme known as
#6. Melting point of palmitic acid is
#7. Which of the following is a purine?
#8. The type of inhibition in which the inhibitor has no structural similarity to the substrate and combines with the enzyme at a site other than the active site is called
#9. Waxes are formed by the combination of fatty acids with
#10. Solubility of fatty acids in organic solvents and their melting points increase with an increase in the
#11. Melting point of butyric acid is
#12. One of the pyrimidine bases is absent in DNA
#13. These are comparatively less sweet in taste and less soluble in water
#14. Enzymes increase the rate of reaction by
#15. The chemical energy stored in 10 grams of glucose is
#16. The smallest fatty acid is
#17. A phosphodiester bond is
#18. The combination of a pentose sugar with a base results in a compound known as
#19. The non-protein part of an enzyme, which is covalently and permanently bonded, is called
#20. —————- is much more soluble in organic solvent than
Online Biological Molecules MDCAT Quiz with Answers
- The chemical energy stored in 10 grams of glucose is
- These are comparatively less sweet in taste and less soluble in water
- Waxes are formed by the combination of fatty acids with
- The combination of a pentose sugar with a base results in a compound known as
- One of the pyrimidine bases is absent in DNA
- Which of the follwing combination of base pairs is absent in DNA?
- Which of the following is a purine?
- Number of base pairs in one turn of DNA is
- A phosphodiester bond is
- An enzyme and substrate react through a special feature or site present in the enzyme known as
- The non-protein part of an enzyme, which is covalently and permanently bonded, is called
- Enzymes increase the rate of reaction by
- The type of inhibition in which the inhibitor has no structural similarity to the substrate and combines with the enzyme at a site other than the active site is called
- Solubility of fatty acids in organic solvents and their melting points increase with an increase in the
- —————- is much more soluble in organic solvent than
- Melting point of palmitic acid is
- Melting point of butyric acid is
- The smallest fatty acid is
- A saturated fatty acid with four carbon atoms is
- A saturated fatty acid with sixteen carbon atoms is
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