Amino Acids and Proteins
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Questions and Answers

What is the primary consequence of a limiting amino acid in protein synthesis?

  • Protein denaturation
  • Decreased protein synthesis (correct)
  • Increased protein synthesis
  • Altered protein function

Which of the following plant-based foods is an example of a complete protein?

  • Wheat
  • Rice
  • Oatmeal
  • Quinoa (correct)

What is the primary role of enzymes in protein digestion?

  • Synthesizing proteins
  • Hydrolyzing peptide bonds (correct)
  • Denaturing proteins
  • Breaking down carbohydrates

What percentage of daily calories should come from protein according to nutritional recommendations?

<p>10 - 35% (B)</p> Signup and view all the answers

Which of the following is an example of mutual supplementation?

<p>Eating beans with rice (C)</p> Signup and view all the answers

What is the role of protein in maintaining fluid balance in the body?

<p>Regulating oncotic pressure (D)</p> Signup and view all the answers

What is unique to the structure of proteins compared to carbohydrates and lipids?

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

Which of the following is responsible for giving amino acids their identity?

<p>Carbon atom with a hydrogen (C)</p> Signup and view all the answers

What percentage of daily calories should come from total fat?

<p>20-35% (A)</p> Signup and view all the answers

What is the term for the process of adding hydrogen molecules to unsaturated points in fatty acids?

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

Which of the following is a risk factor for developing cardiovascular disease?

<p>Excess body fat (B)</p> Signup and view all the answers

Which of the following is an example of an omega-3 fatty acid?

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

What is the primary function of the ATP-PC System in anaerobic respiration?

<p>To provide quick energy for short periods of time (B)</p> Signup and view all the answers

What percentage of total energy expenditure is attributed to amino acids during endurance exercise?

<p>2-10% (B)</p> Signup and view all the answers

Which macronutrient is the primary fuel for muscles?

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

What is the primary characteristic of aerobic pathways?

<p>They require oxygen (A)</p> Signup and view all the answers

What is the primary fuel source for anaerobic pathways?

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

What is the primary difference between aerobic and anaerobic pathways?

<p>Aerobic pathways require oxygen, while anaerobic pathways do not (B)</p> Signup and view all the answers
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