Which One of the Following Is LEAST Likely to Cause

question 35

Multiple Choice

Which one of the following is LEAST likely to cause mutations in DNA?

• A) aflatoxins that are found in moldy grains
• B) hydroxyl radicals formed as by-products of aerobic respiration
• C) ultraviolet radiation from sunlight
• D) light from an incandescent bulb

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Definitions:

Stationary Source

Fixed locations or sites that release pollutants into the environment, such as factories, power plants, and refineries.

Mobile Source

Mobile source refers to any non-stationary source of air pollutants, such as vehicles, planes, and ships, contributing significantly to air pollution.

Carbon Dioxide Emissions

The release of CO2 into the atmosphere, primarily from burning fossil fuels, contributing to the greenhouse effect and climate change.

Burning Fossil Fuels

The combustion of coal, oil, natural gas, and other fuels derived from geological formations, releasing energy but also pollutants and greenhouse gases.