Free radicals cause aging because
A) they collect in the organs and skin, forming large molecules that interfere with organ function.
B) they donate electrons to molecules that are nearby, like DNA and proteins, causing damage to the molecule.
C) free radicals combine together and attack DNA.
D) free radicals combine with oxygen, reducing the functionality of the mitochondria.
E) they speed up metabolic processes, causing the organs to wear out faster.

Question

Quizplus · Accepted Answer

Free radicals are highly reactive molecules that donate or take electrons from nearby molecules, causing damage to the molecule. This can lead to aging by damaging proteins, lipids, and DNA, harming the cells and tissues in the body over time.

Free Radicals Cause Aging Because