An example of catabolism is choose one: a. glucose oxidation to pyruvate. b. starch production from glucose. c. amino acid polymerization into proteins. d. lipid synthesis from fatty acids and glycerol.

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human impact on the environment can be seen in the deterioration of the !

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blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

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