If the epimers differ in con²gura±on around one<span> carbon or more than one carbon</span>
In cellular respiration, the cells take the carbohydrates in and through complex metabolic processes, they break them down and release the energy.
B..............................
5 ........................
"C. Organisms' characteristics are carried
<span> on DNA.</span>" would be the best fit, although this still isn't really the core idea behind natural selection, which is that animals survive based on how "fit" they are for their environment.