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Identify the Letter of the Choice That Best Matches the Phrase

question 23

Multiple Choice

Identify the letter of the choice that best matches the phrase or definition.
-A word or phrase that specifies what a field should do


Definitions:

Amine Group

A functional group in organic chemistry consisting of a nitrogen atom bonded to hydrogen atoms, often found in amino acids.

Amino Acid

Organic compounds that combine to form proteins, serving as the building blocks of life.

Ammonia

A colorless gas with a characteristic pungent smell, used in many industrial and cleaning products, which is toxic in high concentrations.

Urea

Urea is a nitrogenous compound produced in the liver as a waste product of protein metabolism and excreted in urine.

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