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Which molecules serve as the body's main energy storage?
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7. Energy and Metabolism
Introduction to Energy
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Why do our cells need energy?
A
To produce oxygen
B
To carry out essential biological processes
C
To perform cellular respiration
D
To store genetic information
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Understand that cells require energy to perform various functions necessary for survival and maintenance.
Recognize that energy is needed for essential biological processes such as growth, repair, and maintenance of cellular structures.
Acknowledge that cellular respiration is a process by which cells convert nutrients into energy, but it is not the reason cells need energy; rather, it is a method to obtain it.
Realize that producing oxygen is not a function of most cells; instead, oxygen is often a byproduct of photosynthesis in plants.
Understand that storing genetic information is a function of DNA, which does not require energy in the same way that active cellular processes do.
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