Levels of Biological Organization

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Questions and Answers

What are the subunits of the molecular level?

  • Carbohydrates and lipids
  • Small molecules and macromolecules (correct)
  • Cells and organelles
  • Epithelial and nervous tissue

What are the functions of connective tissue?

  • Produce energy and regulate metabolism
  • Generate heat and facilitate respiration
  • Carry nerve impulses and provide movement
  • Support organs and store nutrients (correct)

What is the informal definition of tissue?

  • A group of cells working together to perform a common function (correct)
  • A group of closely associated cells that perform related functions
  • A discrete structure made up of more than one tissue
  • The result of all simpler levels working in unison

Do cells work independently?

<p>No, cells always work in unison at the organism level (D)</p> Signup and view all the answers

What is the function of epithelial tissue?

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

Which type of muscle tissue is responsible for heat generation?

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

What are the characteristics of neurons and glial cells?

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

Where is plasma found in the body?

<p>In the blood (D)</p> Signup and view all the answers

What is the main function of connective tissue in relation to the liver and brain?

<p>Prevent movement of liver towards the brain (C)</p> Signup and view all the answers

How do cells regulate their own activity?

<p>Through compartmentation &amp; cell-to-cell communication (B)</p> Signup and view all the answers

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