At the PH Found in Cells About 7

question 15

Multiple Choice

At the pH found in cells about 7.0) , what happens to the carboxyl group on an amino acid?

• A) It acts as a base and gains a proton, giving it a positive charge.
• B) It is oxidized and tends to act as an electron acceptor in redox reactions.
• C) It remains neutral, like water, and does not have a charge.
• D) It acts as an acid and loses a proton, giving it a negative charge.

---

Definitions:

Chivalric Etiquette

A code of conduct associated with medieval knighthood, emphasizing virtues such as bravery, courtesy, honor, and gallantry towards women.

French Gothic

An architectural style originating in 12th-century France, characterized by pointed arches, ribbed vaults, and flying buttresses, influencing the development of Gothic architecture in Europe.

Orvieto Cathedral

A large 14th-century Roman Catholic cathedral located in Orvieto, Italy, noted for its stunning facade and significance in medieval architecture.

Silk Trade

An ancient network of trade routes that connected the East and West, significant for the exchange of silk, spices, and other goods, facilitating cultural exchanges.