Test your MDCAT Biology preparation with this MDCAT Biological Molecules Quiz featuring 20 important MCQs. The quiz covers proteins, carbohydrates, lipids, DNA, RNA, enzymes, amino acids, nucleic acids, tRNA, translation, enzyme inhibition, and other important concepts in biological molecules. Practice these MDCAT Biology MCQs to strengthen your concepts, improve accuracy, and prepare effectively for the MDCAT entrance test.
Results


#1. Number of carbon atoms in monosaccharides called heptoses are
#2. During the course of analyzing an unknown chemical, a chemist determines that the chemical is composed of carbon, hydrogen, and oxygen in the proportion of 1 carbon to 2 hydrogen to 1 oxygen. The chemical is probably
#3. The two-dimensional shape of tRNA is
#4. The DNA of an elephant and the DNA of a cherry tree will probably differ in all of the following respects except the
#5. An amino acid has a minimum of —————- carbon atoms and —————- nitrogen atoms
#6. A common carbohydrate composed of glucose and fructose joined by a linkage between C-1 of glucose and C-2 of fructose is
#7. On which of the following molecules would you find codons?
#8. A dipeptides have
#9. All proteins contain
#10. NAD is an important
#11. In beta glucose, the hydroxyl group at the anomeric carbon is present at —————
#12. secondary structure of protein is found in
#13. Backbone of DNA and RNA
#14. Distance between base units of DNA is
#15. Phosphoric acid can form with the OH group of pentose sugar
#16. Inhibition of succinic dehydrogenase by malonate is an example of
#17. ——————– Arises only when a protein consists of two or more polypeptide chains
#18. The sugar component of DNA molecule has an empirical formula
#19. Which one of the following graphs shows how the rate of reaction of pepsin is affected by pH?
#20. The end products of translation are
Online MDCAT Biological Molecules Quiz with Answers
- Which one of the following graphs shows how the rate of reaction of pepsin is affected by pH?
- Secondary structure of protein is found in
- Phosphoric acid can form with the OH group of pentose sugar
- NAD is an important
- A common carbohydrate composed of glucose and fructose joined by a linkage between C-1 of glucose and C-2 of fructose is
- The DNA of an elephant and the DNA of a cherry tree will probably differ in all of the following respects except the
- The sugar component of the DNA molecule has an empirical formula
- All proteins contain
- ———————— Arises only when a protein consists of two or more polypeptide chains
- The two-dimensional shape of tRNA is
- In beta glucose, the hydroxyl group at the anomeric carbon is present at —————
- The end products of translation are
- Backbone of DNA and RNA
- Inhibition of succinic dehydrogenase by malonate is an example of
- A dipeptides have
- Number of carbon atoms in monosaccharides called heptoses are
- During the course of analyzing an unknown chemical, a chemist determines that the chemical is composed of carbon, hydrogen, and oxygen in the proportion of 1 carbon to 2 hydrogen to 1 oxygen. The chemical is probably
- An amino acid has a minimum of —————- carbon atoms and —————- nitrogen atoms
- Distance between base units of DNA is
- On which of the following molecules would you find codons?



