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Carbohydrates Structure and Functions

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Questions and Answers

What is the general formula for hexoses?

C5H10O5

C4H8O4

C3H6O3

C6H12O6 (correct)

What is the primary function of carbohydrates in the body?

To provide energy to the body (correct)

To aid in protein synthesis

To provide structure to cells

To regulate body temperature

What type of isomerism is exhibited by glucose and galactose?

Aldose-ketose isomerism

Stereoisomerism

Optical isomerism

Epimers (correct)

What is the role of carbohydrates in biomolecules?

They are precursors to other biomolecules Signup and view all the answers

What is the significance of ribose sugar?

It is a component of RNA Signup and view all the answers

What is the function of hyaluronic acid?

It lubricates skeletal joints Signup and view all the answers

What is the general formula for carbohydrates?

Cn(H2O)n Signup and view all the answers

What is the primary source of carbohydrates for animals?

Diet Signup and view all the answers

What is the term for molecules having only one potential aldehyde or ketone group?

Monosaccharides Signup and view all the answers

What is the primary function of glucose in the body?

Metabolic fuel for all cells Signup and view all the answers

What is the role of glucose in the synthesis of other carbohydrates?

It is a precursor for synthesis Signup and view all the answers

What is the significance of carbohydrates in biomolecules?

They are components of nucleic acids, glycoproteins, and proteoglycans Signup and view all the answers

What is the minimum requirement for a compound to exhibit stereoisomerism?

At least one asymmetric carbon atom Signup and view all the answers

What determines the number of possible isomers of a given compound?

The number of asymmetric carbon atoms Signup and view all the answers

Why are glyceraldehyde and its derived monosaccharides important in biomolecules?

They are essential for the structure and function of biomolecules Signup and view all the answers

What is the role of the penultimate carbon atom in glyceraldehyde?

It is the reference carbon atom for naming the mirror images Signup and view all the answers

What is the formula to determine the number of possible isomers of a given compound?

2^n, where n is the number of asymmetric carbon atoms Signup and view all the answers

What is the characteristic of carbohydrates that allows them to exist as stereoisomers?

They contain asymmetric carbon atoms Signup and view all the answers