Cell Biology Fundamentals
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Questions and Answers

What is a characteristic that distinguishes prokaryotes from eukaryotes?

  • Having a nucleus
  • Being multicellular
  • Having cell walls
  • Lacking membrane-bound organelles (correct)

What is a group of similar cells carrying out the same function?

  • Organ system
  • Organ
  • Organism
  • Tissue (correct)

What is a collection of tissues grouped together based on a common function?

  • Cell
  • Tissue
  • Organ system
  • Organ (correct)

What is a higher level of organization that consists of functionally related organs?

<p>Organ system (D)</p> Signup and view all the answers

What is an individual living entity?

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

What are single-celled prokaryotes and single-celled eukaryotes typically referred to as?

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

What is the smallest unit of matter?

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

What is the term for a group of similar cells working on a common function?

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

What is the term for a living being that has a cellular structure and can independently perform all physiologic functions necessary for life?

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

What is the term for all the living and nonliving things in an area?

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

What is the term for all the environments on Earth that support life?

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

What is the term for all the individuals of a species living within a specific area?

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

What is the reason glucose is not used directly by cells?

<p>It contains too much energy (C)</p> Signup and view all the answers

What is the process that stores energy from sunlight in the chemical bonds of glucose?

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

What is the relationship between photosynthesis and cellular respiration?

<p>They are two sides of the same coin (D)</p> Signup and view all the answers

What is the result of breaking the chemical bonds in glucose?

<p>The release of energy (D)</p> Signup and view all the answers

What is the role of the two processes in the Earth's atmosphere?

<p>To recycle oxygen (C)</p> Signup and view all the answers

What is a community in an ecosystem?

<p>The set of populations inhabiting a particular area (D)</p> Signup and view all the answers

What is an ecosystem?

<p>All the living things in a particular area together with the abiotic parts of that environment (D)</p> Signup and view all the answers

What is the highest level of organization in the environment?

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

What is energy in the scientific world?

<p>The ability to do work (D)</p> Signup and view all the answers

Why do organisms use energy?

<p>To power biological processes that allow them to grow and survive (D)</p> Signup and view all the answers

What do different forms of energy enable living organisms to do?

<p>Grow and survive (D)</p> Signup and view all the answers

What do autotrophs produce for other living things?

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

What is the role of autotrophs in a food chain?

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

What type of molecules do organisms mainly use for chemical energy?

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

What is the chemical formula for glucose?

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

What is the term for living things that cannot make their own food?

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

What is the role of heterotrophs in a food chain?

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

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