FN43 - 3.02 Protein

Which food provides the densest amount of essential amino acids per gram of protein?

• beans

• beef

• rice

• soy

Which method of protein denaturation is the most likely to be reversible?

• beating

• changes in pH

• freezing

• heating

Having polar and nonpolar ends allows proteins to:

• be macromolecules

• dissolve solutes

• have elastic structures

• act as emulsifiers

Which action of protein molecules is caused by a temporary alteration of the protein’s shape?

• Coagulation

• Denaturation

• Gelatinization

• Hydrolyzation

Which causes denaturation of protein?

• Adding lemon juice

• Refrigerating

• Marinating in olive oil

• Sweetening with molasses

Which is an example of a food product made from texturized protein?

• Soy crumbles

• Hamburger

• Sausage

• Soy sauce

What is the function of a protein in an emulsion?

• foaming agent

• heat medium

• stabilizer

• texturizer

Which action of protein molecules is caused by a permanent change of the protein’s shape?

• coagulation

• denaturation

• gelatinization

• hydrolyzation

Which is an example of denaturation?

• baked bread

• melted butter

• cheese curds

• pickled beets

Which is an example of coagulation?

• milk shake

• pickle

• poached egg

• toast