Protein and Amino Acids
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Questions and Answers

What elements are present in the molecular structure of proteins?

  • Nitrogen and oxygen only
  • Carbon, hydrogen, and oxygen only
  • Carbon and nitrogen only
  • Carbon, hydrogen, oxygen, and nitrogen (correct)

Which macronutrient does not contain nitrogen in its molecular structure?

  • Carbohydrates
  • Fats (correct)
  • Proteins
  • None of the above

What are the building blocks of proteins?

  • Amino acids (correct)
  • Fatty acids
  • Nucleotides
  • Glucose molecules

Which macronutrient is an energy-yielding nutrient?

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

How many types of elements are present in proteins?

<p>4 (C)</p> Signup and view all the answers

What is the term used for amino acids that must be obtained from the foods you eat?

<p>Essential amino acids (A)</p> Signup and view all the answers

If a body is unable to create a nonessential amino acid, what does it become?

<p>Conditionally essential amino acid (D)</p> Signup and view all the answers

How many amino acids can the body make on its own?

<p>11 (A)</p> Signup and view all the answers

What happens to an amino acid that is considered conditionally essential?

<p>It becomes essential for certain individuals (D)</p> Signup and view all the answers

Which type of amino acids can your body not produce and must be obtained from your diet?

<p>Essential amino acids (C)</p> Signup and view all the answers

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