Organic Chemistry - Biomolecules

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Q1. What is the basic structural unit of lipids? (2020)

Solution:

Fatty acids are the basic structural units of lipids.

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Q2. Which of the following amino acids is essential? (2023)

Solution:

Leucine is an essential amino acid that must be obtained through diet.

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Q3. What type of biomolecule are enzymes? (2019)

Solution:

Enzymes are primarily proteins that catalyze biochemical reactions.

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Q4. What type of reaction forms a disaccharide from two monosaccharides? (2022)

Solution:

A condensation reaction occurs when two monosaccharides combine to form a disaccharide, releasing water.

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Q5. Which vitamin is known to be a coenzyme in carbohydrate metabolism? (2019)

Solution:

Vitamin B1 (thiamine) acts as a coenzyme in the metabolism of carbohydrates.

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Q6. Which of the following biomolecules is primarily responsible for genetic information? (2021)

Solution:

Nucleic acids, such as DNA and RNA, carry genetic information.

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Q7. What type of biomolecule is DNA? (2022)

Solution:

DNA is classified as a nucleic acid, which stores and transmits genetic information.

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Q8. Which vitamin is primarily involved in vision? (2020)

Solution:

Vitamin A is essential for the formation of rhodopsin, a pigment in the retina that is crucial for vision.

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Q9. Which vitamin is a coenzyme in the metabolism of carbohydrates? (2019)

Solution:

Vitamin B1 (thiamine) acts as a coenzyme in carbohydrate metabolism.