Which of the Following Environmental Factors Has NOT Been Proven

question 72

Multiple Choice

Which of the following environmental factors has NOT been proven to alter genetic structures through epigenetics,according to the text?

• A) diet
• B) smoking
• C) exposure to disease
• D) overcrowding

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Definitions:

Photoautotrophs

Organisms that carry out photosynthesis to acquire energy, using sunlight, carbon dioxide, and water to produce oxygen and glucose.

Inorganic Carbons

Carbon compounds that do not contain carbon-hydrogen bonds, typically excluding those found in living organisms or their remains.

Nitrogen-Fixing Bacteria

Bacteria capable of converting atmospheric nitrogen into ammonia, making nitrogen available to plants for growth.

T. Aquaticus

A species of bacterium that thrives in hot environments and is a source of Taq polymerase, a key enzyme in PCR (polymerase chain reaction) technology.