Which of the Following Is So Small, It Is Visible

question 72

Multiple Choice

Which of the following is so small, it is visible only with an electron microscope?

• A) DNA
• B) Prokaryotic cell
• C) Eukaryotic cell
• D) Mitochondrion

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Definitions:

Respiratory Disorders

A wide range of conditions affecting the organs and tissues that make gas exchange possible, including conditions like asthma, COPD, and pneumonia.

Agent-Host-Environment Model

A framework in epidemiology that describes how the interaction between an infectious agent, a susceptible host, and the environment can result in disease.

Respiratory Disorder

A term for any disease or condition that affects the lungs or breathing, such as asthma, COPD, or pneumonia.

Prone to Illness

A predisposition or increased susceptibility to becoming sick or contracting diseases.