Chapter 7

Biology: A Guide to the Natural World · 3 exercises

Problem 1

In Madeleine L'Engle's children's novel A Wrinkle in Time, the mitochondria in one of the characters start to die. Describe what would happen to people who lost their mitochondria and explain why it would happen.

3 step solution

Problem 2

Most of the heat in the human body is generated within mitochondria. Why should this be?

5 step solution

Problem 3

The food we eat is broken down in our digestive tract, but where are most of the calories in this food actually "burned"?

4 step solution

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