Cytochrome: Definition & Structure


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question 1 of 3

A protein with a heme group that transfers electrons is called what?

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1. What element can be in the center of a porphyrin ring?

2. Which of the following shows the state of Fe when an electron is added?

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About This Quiz & Worksheet

See what you know about cytochromes, their function, and the elements that make them up with the help of this quiz. Question also cover differences between various types of cytochromes.

Quiz & Worksheet Goals

Test yourself on the following:

  • Porphyrin rings
  • Cytochromes involved with the electron transport chain
  • Complex IV

Skills Practiced

Keep in mind that this quiz also allows you to practice:

  • Interpreting information - verify that you can read information regarding proteins with a heme group that transfers electrons and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about what happens to Fe when it gains an electron
  • Information recall - access the knowledge you've gained regarding how cytochromes are differentiated

Additional Learning

Information about cytochromes and their functions is taught in greater detail by the lesson titled Cytochrome: Definition & Structure. Study to learn:

  • How cytochromes were first discovered
  • The three main types of cytochromes
  • What biological functions cytochromes are involved with