Fermentation Is an Ancient Process Utilized by Egyptians and Other

question 48

Multiple Choice

Fermentation is an ancient process utilized by Egyptians and other civilizations to provide safer beverages to drink. On the molecular level, why would fermentation make fluids safer to drink?

• A) The presence of ethanol in the beverages would kill of many pathogens that might be present.
• B) The lactic acid in the beverages would make the drinks too acidic for most bacterial cells.
• C) The Acetaldehyde would kill many of the pathogens present.
• D) The recycling of NAD⁺ would increase electron and H⁺ ion concentrations, thus making the beverages acidic enough to inhibit bacterial growth.

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Definitions:

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, affecting mood, attention, and stress responses.

Mania

A state of abnormally elevated or irritable mood, arousal, and energy levels, often associated with bipolar disorder.

Epigenetic Effects

Variations in how genes are expressed, which are due to factors other than alterations in the DNA sequence.

Molecular Tags

Specific molecules or biochemical markers that are attached to certain proteins or DNA/RNA sequences, enabling their identification and tracking within cellular processes.