Cellular Respiration and Photosynthesis

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Questions and Answers

What is another name for the Krebs cycle?

  • Photosynthesis
  • Glycolysis
  • Cellular respiration
  • Citric acid cycle (correct)

Which process is directly related to the Krebs cycle?

  • Photosynthesis
  • Cellular respiration (correct)
  • Glycolysis
  • Protein synthesis

How does a bulk molecule enter through the phospholipid bilayer?

  • Through a protein channel
  • By active transport
  • By passive transport
  • The question doesn't provide enough information (correct)

What is the primary function of the Krebs cycle?

<p>To generate ATP (B)</p> Signup and view all the answers

Which process is NOT directly related to the Krebs cycle?

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

What is the primary function of a coenzyme?

<p>To catalyze biochemical reactions (A)</p> Signup and view all the answers

What distinguishes a coenzyme from a cofactor?

<p>The bond it forms with the enzyme (A)</p> Signup and view all the answers

Which of the following molecules is NOT a coenzyme?

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

What is the role of oxygen in relation to coenzymes?

<p>It is not directly involved in coenzyme function (B)</p> Signup and view all the answers

What is the relationship between glucose and coenzymes?

<p>Glucose is a reactant that requires coenzymes for its metabolism (B)</p> Signup and view all the answers

What type of molecules are attachment proteins?

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

What is the primary function of receptors?

<p>To receive and respond to signals (C)</p> Signup and view all the answers

Which of the following is NOT a type of transport process that utilizes the Golgi apparatus?

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

What is the primary function of passive transport?

<p>To move molecules down their concentration gradient (A)</p> Signup and view all the answers

What is the role of enzymes in transport processes?

<p>To break down molecules (B)</p> Signup and view all the answers

What is the opposite of endocytosis?

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

What is the primary function of the Golgi apparatus in transport processes?

<p>To modify and package proteins (C)</p> Signup and view all the answers

Which process requires energy to move molecules against their concentration gradient?

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

What is the process by which a cell releases molecules?

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

Which gases are transported by the mentioned mechanisms?

<p>O2 and CO2 (C)</p> Signup and view all the answers

What can disrupt the structure of the phospholipid bilayer?

<p>The presence of triglycerides (B)</p> Signup and view all the answers

What type of fatty acid is more likely to wedge into the phospholipid bilayer?

<p>Saturated fatty acids (C)</p> Signup and view all the answers

What is the main component of the phospholipid bilayer that can be disrupted by the presence of triglycerides?

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

What is the result of the presence of triglycerides in the phospholipid bilayer?

<p>Decreased fluidity of the membrane (C)</p> Signup and view all the answers

What is the characteristic of fatty acids that makes them more likely to wedge into the phospholipid bilayer?

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

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