Biochemistry Basics Quiz
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Questions and Answers

What is the general formula for carbohydrates?

  • Cn (H2O)2n
  • Cn (H2O)2n+1
  • Cn (H2O)n (correct)
  • Cn (H2O)n+1

What is the biological function of carbohydrates?

  • Determining the different blood groups.
  • Formation of immunoglobulins responsible for adaptive immunity.
  • Synthesis of oxy and deoxy ribose sugars used in building RNA and DNA structure.
  • Serving as cell membrane components that mediate some forms of intercellular communication. (correct)

Which functional groups are commonly found in carbohydrates?

  • C=C and -NH2
  • C=C and -OH
  • C=O and -NH2
  • C=O and -OH (correct)

Which biological macromolecules do biochemistry mainly focus on?

<p>Proteins, nucleic acids, carbohydrates, lipids (A)</p> Signup and view all the answers

Which molecules are synthesized using carbohydrates?

<p>Co-enzymes like NAD, NADP, FAD (D)</p> Signup and view all the answers

What are glucosamine and chondroitin responsible for in the body?

<p>Structural components of cartilage (A)</p> Signup and view all the answers

What is the main biological function of carbohydrates?

<p>Acting as a storage form of energy in the body (A)</p> Signup and view all the answers

What are carbohydrates commonly defined as?

<p>Polyhydroxy ketones or aldehydes (D)</p> Signup and view all the answers

Which functional groups are commonly found in carbohydrates?

<p>C=O and -OH (D)</p> Signup and view all the answers

Which molecules are synthesized using carbohydrates?

<p>RNA and DNA (D)</p> Signup and view all the answers

What is the role of glucosamine and chondroitin in the body?

<p>Structural components of cartilage that cushions the joints (A)</p> Signup and view all the answers

Carbohydrates do not play a role in the synthesis of critical molecules like coenzymes, NAD, NADP, and FAD.

<p>False (B)</p> Signup and view all the answers

Carbohydrates are not involved in the formation of immunoglobulins responsible for adaptive immunity.

<p>False (B)</p> Signup and view all the answers

Which of the following is NOT a biological function of carbohydrates?

<p>Determining the different blood groups (B)</p> Signup and view all the answers

Carbohydrates do not act as cell membrane components that mediate some forms of intercellular communication.

<p>False (B)</p> Signup and view all the answers

Carbohydrates are not responsible for determining the different blood groups.

<p>True (A)</p> Signup and view all the answers

Carbohydrates do not provide a significant fraction of the dietary calories for most organisms.

<p>False (B)</p> Signup and view all the answers

Carbohydrates do not serve as a storage form of energy in the body.

<p>False (B)</p> Signup and view all the answers

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