Biological Macromolecules: Carbohydrates
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Questions and Answers

What are the building blocks of proteins?

  • Fatty acids
  • Amino acids (correct)
  • Phosphate groups
  • Nucleotides

Which of the following is NOT an essential amino acid?

  • Histidine
  • Glycine (correct)
  • Tryptophan
  • Valine

What is the primary function of lipids in the body?

  • To form the structure of animal tissues
  • To store and express genetic information
  • To yield high energy (correct)
  • To act as a catalyst in biological processes

What is the primary component of phospholipids?

<p>Phosphate groups (C)</p> Signup and view all the answers

Which molecule encodes the information for protein synthesis in a cell?

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

What is the primary function of carbohydrates in the body?

<p>To provide energy to cells (B)</p> Signup and view all the answers

What is a disaccharide?

<p>A carbohydrate made up of two monosaccharides (D)</p> Signup and view all the answers

Which of the following is an example of a disaccharide?

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

What is the primary function of proteins in the body?

<p>To facilitate growth and repair (C)</p> Signup and view all the answers

What are the three most common elements that make up carbohydrates?

<p>Carbon, Hydrogen, Oxygen (A)</p> Signup and view all the answers

Which amino acids are considered essential for humans?

<p>Phenylalanine, lysine, valine, tryptophan, histidine, methionine, leucine, isoleucine, and threonine (C)</p> Signup and view all the answers

What is the primary function of lipids mentioned in the text?

<p>To yield high energy (B)</p> Signup and view all the answers

What is the primary function of proteins mentioned in the text?

<p>To serve as a structural component in animal tissues (B)</p> Signup and view all the answers

What molecule is responsible for encoding the information for protein synthesis in a cell, according to the text?

<p>Deoxyribonucleic acid (DNA) (C)</p> Signup and view all the answers

What is the primary function of phospholipids mentioned in the text?

<p>To store and express genetic information (A)</p> Signup and view all the answers

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