Each of the Following Was Used to Elucidate the TCA

question 26

Multiple Choice

Each of the following was used to elucidate the TCA cycle EXCEPT

• A) using radiolabeled acetate to determine which carbons were oxidized to CO2 .
• B) the use of crude enzyme preparations from a variety of sources such as cucumber seeds and beef liver.
• C) adding a variety of short-chain fatty acids commonly found in cells to detect activity.
• D) the use of C14-labeled carbon compounds as a source of carbon under anoxic conditions.
• E) using C13 to determine which intermediates are enriched under various growth conditions.

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Definitions:

Pain Receptors

Sensory receptors found throughout the body that respond to potentially damaging stimuli by sending signals to the brain, resulting in the perception of pain.

Franz Anton Mesmer

An 18th-century German physician who is best known for his theory of animal magnetism and is considered a pioneer in the field of hypnotism.

Cerebral Cortex

The outer layer of the cerebrum in the brain, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

Animal Magnetism

A historical concept that hypothesized a natural etheric fluid thought to exist in the human body, related to the now-debunked science of mesmerism.