Homeostatic Mechanisms and Feedback Loops Quiz
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Questions and Answers

Which type of bond involves the transference of electrons from one atom to another?

  • Polar Covalent Bonds
  • Ionic Bonds (correct)
  • Non-Polar Covalent Bonds
  • Hydrogen Bonds

Which process involves the breakdown of larger substances into smaller ones?

  • Buffer Chemical Systems
  • Anabolic Reactions
  • Hydrolysis Reactions
  • Catabolic Reactions (correct)

Which type of sugar is not a simple sugar?

  • Glucose
  • Deoxyribose
  • Sucrose (correct)
  • Fructose

Which level of protein structure involves the folding of polypeptide segments into alpha helices and beta pleated sheets?

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

Which type of bond is formed by a dehydration synthesis reaction?

<p>Covalent Bonds in disaccharides (B)</p> Signup and view all the answers

Which part of a nucleotide is involved in the formation of hydrogen bonds in DNA?

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

What type of feedback loop results in a change in the opposite direction of the initial variable change?

<p>Negative feedback loop (A)</p> Signup and view all the answers

Which type of transport moves substances against the concentration gradient, requiring energy expenditure?

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

How are gradients formed?

<p>By the movement of substances from an area of high concentration to an area of low concentration (C)</p> Signup and view all the answers

What is the primary factor contributing to an element's atomic mass?

<p>The number of neutrons (D)</p> Signup and view all the answers

How many neutrons does an atom of a given element have when it is an isotope?

<p>The difference between its mass number and atomic number (A)</p> Signup and view all the answers

What type of chemical bond is formed between two or more nonmetals?

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

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