Short-Lived, Very Reactive Chemicals Often Derived from Oxygen Compounds That

question 13

Multiple Choice

Short-lived, very reactive chemicals often derived from oxygen compounds that damage cells, especially cellular DNA and cell membranes, that may speed up the aging process are called what?

• A) Free radicals
• B) Electrons
• C) Acidic extracellular molecules
• D) Disease organisms

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Definitions:

Contingency Design

The planning and creation of systems, processes, or structures that are adaptable to varying conditions and unforeseen situations.

Systematic Experimentation

Systematic Experimentation is an organized method of investigating variables and testing hypotheses in a controlled environment to gain insights or optimize outcomes.

PDCA Cycle

A four-step management method used in business for the control and continuous improvement of processes and products; it stands for Plan-Do-Check-Act.

Profitability

The state of yielding financial gain or profit from business activities.