Biochemistry Lecture 2: Glucose and Carbohydrates

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Questions and Answers

What is the molecular formula of glucose?

  • C6H12O6 (correct)
  • C12H22O11
  • CH4O2
  • C2H4O2

What is the main source of energy for all organisms in energy metabolism?

  • Fats
  • Carbohydrates (correct)
  • Vitamins
  • Proteins

Where is glucose mainly stored as a polymer in animals?

  • Adipose tissue
  • Kidneys
  • Muscles
  • Liver (correct)

What is the naturally occurring form of glucose also known as?

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

Why is being able to draw glucose considered an important step to understanding important chemical reactions inside living cells?

<p>To understand its role in energy production (B)</p> Signup and view all the answers

What is the empirical formula of glucose?

<p>C6H12O6 (B)</p> Signup and view all the answers

How is the open chain structure of glucose drawn?

<p>By counting the number of bonds on each carbon and oxygen atom (B)</p> Signup and view all the answers

What is the term coined from a Middle English word 'sterchen'?

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

Which molecule serves as an emergency reserve of energy in animals?

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

Which form of glucose is used to make easily digestible starch such as amylose and amylopectin?

<p>Alpha-D-glucose (B)</p> Signup and view all the answers

What is the molecular formula of glucose?

<p>C6H12O6 (A)</p> Signup and view all the answers

Where is glucose mainly stored as a polymer in animals?

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

What is the naturally occurring form of glucose also known as?

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

Which molecule is the most abundant monosaccharide?

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

Why is being able to draw glucose considered an important step to understanding important chemical reactions inside living cells?

<p>It aids in understanding energy metabolism (D)</p> Signup and view all the answers

What is the molecular formula of glucose?

<p>C6H12O6 (C)</p> Signup and view all the answers

Where can glycogen be found and what is its structure like?

<p>In animals, composed of two molecules and with a chain and branch component (A)</p> Signup and view all the answers

What is the difference between glycogen and starch?

<p>Glycogen is found only in animals, while starch is found only in plants. (D)</p> Signup and view all the answers

Why is it important to draw the open chain structure of glucose?

<p>To understand the number of bonds on each carbon and oxygen atom (C)</p> Signup and view all the answers

What is the form of glucose used to make easily digestible starch such as amylose and amylopectin?

<p>Alpha-Dglucose (A)</p> Signup and view all the answers

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